20140890760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{293257}}^1$

素因数の和:293386

約数の個数: 64

約数和(自身を含む): 48457951920

約数和(自身を除く): 28317061160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1717, 2020, 3434, 4040, 6868, 8585, 13736, 17170, 34340, 68680, 293257, 586514, 1173028, 1466285, 2346056, 2932570, 4985369, 5865140, 9970738, 11730280, 19941476, 24926845, 29618957, 39882952, 49853690, 59237914, 99707380, 118475828, 148094785, 199414760, 236951656, 296189570, 503522269, 592379140, 1007044538, 1184758280, 2014089076, 2517611345, 4028178152, 5035222690, 10070445380, 20140890760]

約数ペア:

[(1, 20140890760), (2, 10070445380), (4, 5035222690), (5, 4028178152), (8, 2517611345), (10, 2014089076), (17, 1184758280), (20, 1007044538), (34, 592379140), (40, 503522269), (68, 296189570), (85, 236951656), (101, 199414760), (136, 148094785), (170, 118475828), (202, 99707380), (340, 59237914), (404, 49853690), (505, 39882952), (680, 29618957), (808, 24926845), (1010, 19941476), (1717, 11730280), (2020, 9970738), (3434, 5865140), (4040, 4985369), (6868, 2932570), (8585, 2346056), (13736, 1466285), (17170, 1173028), (34340, 586514), (68680, 293257)]