28102360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 78926400

約数和(自身を除く): 50824040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 289, 340, 374, 440, 442, 520, 572, 578, 680, 715, 748, 884, 935, 1105, 1144, 1156, 1430, 1445, 1496, 1768, 1870, 2210, 2312, 2431, 2860, 2890, 3179, 3740, 3757, 4420, 4862, 4913, 5720, 5780, 6358, 7480, 7514, 8840, 9724, 9826, 11560, 12155, 12716, 15028, 15895, 18785, 19448, 19652, 24310, 24565, 25432, 30056, 31790, 37570, 39304, 41327, 48620, 49130, 54043, 63580, 63869, 75140, 82654, 97240, 98260, 108086, 127160, 127738, 150280, 165308, 196520, 206635, 216172, 255476, 270215, 319345, 330616, 413270, 432344, 510952, 540430, 638690, 702559, 826540, 1080860, 1277380, 1405118, 1653080, 2161720, 2554760, 2810236, 3512795, 5620472, 7025590, 14051180, 28102360]

約数ペア:

[(1, 28102360), (2, 14051180), (4, 7025590), (5, 5620472), (8, 3512795), (10, 2810236), (11, 2554760), (13, 2161720), (17, 1653080), (20, 1405118), (22, 1277380), (26, 1080860), (34, 826540), (40, 702559), (44, 638690), (52, 540430), (55, 510952), (65, 432344), (68, 413270), (85, 330616), (88, 319345), (104, 270215), (110, 255476), (130, 216172), (136, 206635), (143, 196520), (170, 165308), (187, 150280), (220, 127738), (221, 127160), (260, 108086), (286, 98260), (289, 97240), (340, 82654), (374, 75140), (440, 63869), (442, 63580), (520, 54043), (572, 49130), (578, 48620), (680, 41327), (715, 39304), (748, 37570), (884, 31790), (935, 30056), (1105, 25432), (1144, 24565), (1156, 24310), (1430, 19652), (1445, 19448), (1496, 18785), (1768, 15895), (1870, 15028), (2210, 12716), (2312, 12155), (2431, 11560), (2860, 9826), (2890, 9724), (3179, 8840), (3740, 7514), (3757, 7480), (4420, 6358), (4862, 5780), (4913, 5720)]