17385680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 44320080

約数和(自身を除く): 26934400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 229, 260, 292, 365, 458, 520, 584, 730, 916, 949, 1040, 1145, 1168, 1460, 1832, 1898, 2290, 2920, 2977, 3664, 3796, 4580, 4745, 5840, 5954, 7592, 9160, 9490, 11908, 14885, 15184, 16717, 18320, 18980, 23816, 29770, 33434, 37960, 47632, 59540, 66868, 75920, 83585, 119080, 133736, 167170, 217321, 238160, 267472, 334340, 434642, 668680, 869284, 1086605, 1337360, 1738568, 2173210, 3477136, 4346420, 8692840, 17385680]

約数ペア:

[(1, 17385680), (2, 8692840), (4, 4346420), (5, 3477136), (8, 2173210), (10, 1738568), (13, 1337360), (16, 1086605), (20, 869284), (26, 668680), (40, 434642), (52, 334340), (65, 267472), (73, 238160), (80, 217321), (104, 167170), (130, 133736), (146, 119080), (208, 83585), (229, 75920), (260, 66868), (292, 59540), (365, 47632), (458, 37960), (520, 33434), (584, 29770), (730, 23816), (916, 18980), (949, 18320), (1040, 16717), (1145, 15184), (1168, 14885), (1460, 11908), (1832, 9490), (1898, 9160), (2290, 7592), (2920, 5954), (2977, 5840), (3664, 4745), (3796, 4580)]