7788448220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{3907}}^1$

素因数の和:4443

約数の個数: 96

約数和(自身を含む): 19381178880

約数和(自身を除く): 11592730660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 491, 580, 812, 982, 1015, 1964, 2030, 2455, 3437, 3907, 4060, 4910, 6874, 7814, 9820, 13748, 14239, 15628, 17185, 19535, 27349, 28478, 34370, 39070, 54698, 56956, 68740, 71195, 78140, 99673, 109396, 113303, 136745, 142390, 199346, 226606, 273490, 284780, 398692, 453212, 498365, 546980, 566515, 793121, 996730, 1133030, 1586242, 1918337, 1993460, 2266060, 3172484, 3836674, 3965605, 7673348, 7931210, 9591685, 13428359, 15862420, 19183370, 26856718, 38366740, 53713436, 55631773, 67141795, 111263546, 134283590, 222527092, 268567180, 278158865, 389422411, 556317730, 778844822, 1112635460, 1557689644, 1947112055, 3894224110, 7788448220]

約数ペア:

[(1, 7788448220), (2, 3894224110), (4, 1947112055), (5, 1557689644), (7, 1112635460), (10, 778844822), (14, 556317730), (20, 389422411), (28, 278158865), (29, 268567180), (35, 222527092), (58, 134283590), (70, 111263546), (116, 67141795), (140, 55631773), (145, 53713436), (203, 38366740), (290, 26856718), (406, 19183370), (491, 15862420), (580, 13428359), (812, 9591685), (982, 7931210), (1015, 7673348), (1964, 3965605), (2030, 3836674), (2455, 3172484), (3437, 2266060), (3907, 1993460), (4060, 1918337), (4910, 1586242), (6874, 1133030), (7814, 996730), (9820, 793121), (13748, 566515), (14239, 546980), (15628, 498365), (17185, 453212), (19535, 398692), (27349, 284780), (28478, 273490), (34370, 226606), (39070, 199346), (54698, 142390), (56956, 136745), (68740, 113303), (71195, 109396), (78140, 99673)]