20179218540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{673}}^1\times {\mathrm{2957}}^1$

素因数の和:3668

約数の個数: 144

約数和(自身を含む): 61294066848

約数和(自身を除く): 41114848308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 673, 676, 780, 845, 1014, 1346, 1690, 2019, 2028, 2535, 2692, 2957, 3365, 3380, 4038, 5070, 5914, 6730, 8076, 8749, 8871, 10095, 10140, 11828, 13460, 14785, 17498, 17742, 20190, 26247, 29570, 34996, 35484, 38441, 40380, 43745, 44355, 52494, 59140, 76882, 87490, 88710, 104988, 113737, 115323, 131235, 153764, 174980, 177420, 192205, 227474, 230646, 262470, 341211, 384410, 454948, 461292, 499733, 524940, 568685, 576615, 682422, 768820, 999466, 1137370, 1153230, 1364844, 1499199, 1706055, 1990061, 1998932, 2274740, 2306460, 2498665, 2998398, 3412110, 3980122, 4997330, 5970183, 5996796, 6824220, 7495995, 7960244, 9950305, 9994660, 11940366, 14991990, 19900610, 23880732, 25870793, 29850915, 29983980, 39801220, 51741586, 59701830, 77612379, 103483172, 119403660, 129353965, 155224758, 258707930, 310449516, 336320309, 388061895, 517415860, 672640618, 776123790, 1008960927, 1345281236, 1552247580, 1681601545, 2017921854, 3363203090, 4035843708, 5044804635, 6726406180, 10089609270, 20179218540]

約数ペア:

[(1, 20179218540), (2, 10089609270), (3, 6726406180), (4, 5044804635), (5, 4035843708), (6, 3363203090), (10, 2017921854), (12, 1681601545), (13, 1552247580), (15, 1345281236), (20, 1008960927), (26, 776123790), (30, 672640618), (39, 517415860), (52, 388061895), (60, 336320309), (65, 310449516), (78, 258707930), (130, 155224758), (156, 129353965), (169, 119403660), (195, 103483172), (260, 77612379), (338, 59701830), (390, 51741586), (507, 39801220), (673, 29983980), (676, 29850915), (780, 25870793), (845, 23880732), (1014, 19900610), (1346, 14991990), (1690, 11940366), (2019, 9994660), (2028, 9950305), (2535, 7960244), (2692, 7495995), (2957, 6824220), (3365, 5996796), (3380, 5970183), (4038, 4997330), (5070, 3980122), (5914, 3412110), (6730, 2998398), (8076, 2498665), (8749, 2306460), (8871, 2274740), (10095, 1998932), (10140, 1990061), (11828, 1706055), (13460, 1499199), (14785, 1364844), (17498, 1153230), (17742, 1137370), (20190, 999466), (26247, 768820), (29570, 682422), (34996, 576615), (35484, 568685), (38441, 524940), (40380, 499733), (43745, 461292), (44355, 454948), (52494, 384410), (59140, 341211), (76882, 262470), (87490, 230646), (88710, 227474), (104988, 192205), (113737, 177420), (115323, 174980), (131235, 153764)]