11639740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 28353024

約数和(自身を除く): 16713284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1171, 1420, 1988, 2342, 2485, 4684, 4970, 5855, 8197, 9940, 11710, 16394, 23420, 32788, 40985, 81970, 83141, 163940, 166282, 332564, 415705, 581987, 831410, 1163974, 1662820, 2327948, 2909935, 5819870, 11639740]

約数ペア:

[(1, 11639740), (2, 5819870), (4, 2909935), (5, 2327948), (7, 1662820), (10, 1163974), (14, 831410), (20, 581987), (28, 415705), (35, 332564), (70, 166282), (71, 163940), (140, 83141), (142, 81970), (284, 40985), (355, 32788), (497, 23420), (710, 16394), (994, 11710), (1171, 9940), (1420, 8197), (1988, 5855), (2342, 4970), (2485, 4684)]