908021260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 2011806720

約数和(自身を除く): 1103785460

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 107, 131, 158, 164, 205, 214, 262, 316, 395, 410, 428, 524, 535, 655, 790, 820, 1070, 1310, 1580, 2140, 2620, 3239, 4387, 5371, 6478, 8453, 8774, 10349, 10742, 12956, 14017, 16195, 16906, 17548, 20698, 21484, 21935, 26855, 28034, 32390, 33812, 41396, 42265, 43870, 51745, 53710, 56068, 64780, 70085, 84530, 87740, 103490, 107420, 140170, 169060, 206980, 280340, 346573, 424309, 574697, 693146, 848618, 1107343, 1149394, 1386292, 1697236, 1732865, 2121545, 2214686, 2298788, 2873485, 3465730, 4243090, 4429372, 5536715, 5746970, 6931460, 8486180, 11073430, 11493940, 22146860, 45401063, 90802126, 181604252, 227005315, 454010630, 908021260]

約数ペア:

[(1, 908021260), (2, 454010630), (4, 227005315), (5, 181604252), (10, 90802126), (20, 45401063), (41, 22146860), (79, 11493940), (82, 11073430), (107, 8486180), (131, 6931460), (158, 5746970), (164, 5536715), (205, 4429372), (214, 4243090), (262, 3465730), (316, 2873485), (395, 2298788), (410, 2214686), (428, 2121545), (524, 1732865), (535, 1697236), (655, 1386292), (790, 1149394), (820, 1107343), (1070, 848618), (1310, 693146), (1580, 574697), (2140, 424309), (2620, 346573), (3239, 280340), (4387, 206980), (5371, 169060), (6478, 140170), (8453, 107420), (8774, 103490), (10349, 87740), (10742, 84530), (12956, 70085), (14017, 64780), (16195, 56068), (16906, 53710), (17548, 51745), (20698, 43870), (21484, 42265), (21935, 41396), (26855, 33812), (28034, 32390)]