286875260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{14957}}^1$

素因数の和:15110

約数の個数: 48

約数和(自身を含む): 693572544

約数和(自身を除く): 406697284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 14957, 19180, 29914, 59828, 74785, 104699, 149570, 209398, 299140, 418796, 523495, 1046990, 2049109, 2093980, 4098218, 8196436, 10245545, 14343763, 20491090, 28687526, 40982180, 57375052, 71718815, 143437630, 286875260]

約数ペア:

[(1, 286875260), (2, 143437630), (4, 71718815), (5, 57375052), (7, 40982180), (10, 28687526), (14, 20491090), (20, 14343763), (28, 10245545), (35, 8196436), (70, 4098218), (137, 2093980), (140, 2049109), (274, 1046990), (548, 523495), (685, 418796), (959, 299140), (1370, 209398), (1918, 149570), (2740, 104699), (3836, 74785), (4795, 59828), (9590, 29914), (14957, 19180)]