56112140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 135109632

約数和(自身を除く): 78997492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 823, 974, 1646, 1948, 2435, 3292, 3409, 4115, 4870, 5761, 6818, 8230, 9740, 11522, 13636, 16460, 17045, 23044, 28805, 34090, 57610, 68180, 115220, 400801, 801602, 1603204, 2004005, 2805607, 4008010, 5611214, 8016020, 11222428, 14028035, 28056070, 56112140]

約数ペア:

[(1, 56112140), (2, 28056070), (4, 14028035), (5, 11222428), (7, 8016020), (10, 5611214), (14, 4008010), (20, 2805607), (28, 2004005), (35, 1603204), (70, 801602), (140, 400801), (487, 115220), (823, 68180), (974, 57610), (1646, 34090), (1948, 28805), (2435, 23044), (3292, 17045), (3409, 16460), (4115, 13636), (4870, 11522), (5761, 9740), (6818, 8230)]