19002220640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1\times {\mathrm{4561}}^1$

素因数の和:6592

約数の個数: 96

約数和(自身を含む): 48380776416

約数和(自身を除く): 29378555776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2003, 2080, 4006, 4561, 8012, 9122, 10015, 16024, 18244, 20030, 22805, 26039, 32048, 36488, 40060, 45610, 52078, 59293, 64096, 72976, 80120, 91220, 104156, 118586, 130195, 145952, 160240, 182440, 208312, 237172, 260390, 296465, 320480, 364880, 416624, 474344, 520780, 592930, 729760, 833248, 948688, 1041560, 1185860, 1897376, 2083120, 2371720, 4166240, 4743440, 9135683, 9486880, 18271366, 36542732, 45678415, 73085464, 91356830, 118763879, 146170928, 182713660, 237527758, 292341856, 365427320, 475055516, 593819395, 730854640, 950111032, 1187638790, 1461709280, 1900222064, 2375277580, 3800444128, 4750555160, 9501110320, 19002220640]

約数ペア:

[(1, 19002220640), (2, 9501110320), (4, 4750555160), (5, 3800444128), (8, 2375277580), (10, 1900222064), (13, 1461709280), (16, 1187638790), (20, 950111032), (26, 730854640), (32, 593819395), (40, 475055516), (52, 365427320), (65, 292341856), (80, 237527758), (104, 182713660), (130, 146170928), (160, 118763879), (208, 91356830), (260, 73085464), (416, 45678415), (520, 36542732), (1040, 18271366), (2003, 9486880), (2080, 9135683), (4006, 4743440), (4561, 4166240), (8012, 2371720), (9122, 2083120), (10015, 1897376), (16024, 1185860), (18244, 1041560), (20030, 948688), (22805, 833248), (26039, 729760), (32048, 592930), (36488, 520780), (40060, 474344), (45610, 416624), (52078, 364880), (59293, 320480), (64096, 296465), (72976, 260390), (80120, 237172), (91220, 208312), (104156, 182440), (118586, 160240), (130195, 145952)]