2572214980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{11113}}^1$

素因数の和:11356

約数の個数: 48

約数和(自身を含む): 5511832704

約数和(自身を除く): 2939617724

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 163, 284, 326, 355, 652, 710, 815, 1420, 1630, 3260, 11113, 11573, 22226, 23146, 44452, 46292, 55565, 57865, 111130, 115730, 222260, 231460, 789023, 1578046, 1811419, 3156092, 3622838, 3945115, 7245676, 7890230, 9057095, 15780460, 18114190, 36228380, 128610749, 257221498, 514442996, 643053745, 1286107490, 2572214980]

約数ペア:

[(1, 2572214980), (2, 1286107490), (4, 643053745), (5, 514442996), (10, 257221498), (20, 128610749), (71, 36228380), (142, 18114190), (163, 15780460), (284, 9057095), (326, 7890230), (355, 7245676), (652, 3945115), (710, 3622838), (815, 3156092), (1420, 1811419), (1630, 1578046), (3260, 789023), (11113, 231460), (11573, 222260), (22226, 115730), (23146, 111130), (44452, 57865), (46292, 55565)]