31260460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 83607552

約数和(自身を除く): 52347092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 140, 154, 212, 220, 265, 308, 371, 383, 385, 530, 583, 742, 766, 770, 1060, 1166, 1484, 1532, 1540, 1855, 1915, 2332, 2681, 2915, 3710, 3830, 4081, 4213, 5362, 5830, 7420, 7660, 8162, 8426, 10724, 11660, 13405, 16324, 16852, 20299, 20405, 21065, 26810, 29491, 40598, 40810, 42130, 53620, 58982, 81196, 81620, 84260, 101495, 117964, 142093, 147455, 202990, 223289, 284186, 294910, 405980, 446578, 568372, 589820, 710465, 893156, 1116445, 1420930, 1563023, 2232890, 2841860, 3126046, 4465780, 6252092, 7815115, 15630230, 31260460]

約数ペア:

[(1, 31260460), (2, 15630230), (4, 7815115), (5, 6252092), (7, 4465780), (10, 3126046), (11, 2841860), (14, 2232890), (20, 1563023), (22, 1420930), (28, 1116445), (35, 893156), (44, 710465), (53, 589820), (55, 568372), (70, 446578), (77, 405980), (106, 294910), (110, 284186), (140, 223289), (154, 202990), (212, 147455), (220, 142093), (265, 117964), (308, 101495), (371, 84260), (383, 81620), (385, 81196), (530, 58982), (583, 53620), (742, 42130), (766, 40810), (770, 40598), (1060, 29491), (1166, 26810), (1484, 21065), (1532, 20405), (1540, 20299), (1855, 16852), (1915, 16324), (2332, 13405), (2681, 11660), (2915, 10724), (3710, 8426), (3830, 8162), (4081, 7660), (4213, 7420), (5362, 5830)]