56277620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21157}}^1$

素因数の和:21192

約数の個数: 48

約数和(自身を含む): 142181760

約数和(自身を除く): 85904140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21157, 42314, 84628, 105785, 148099, 211570, 296198, 401983, 423140, 592396, 740495, 803966, 1480990, 1607932, 2009915, 2813881, 2961980, 4019830, 5627762, 8039660, 11255524, 14069405, 28138810, 56277620]

約数ペア:

[(1, 56277620), (2, 28138810), (4, 14069405), (5, 11255524), (7, 8039660), (10, 5627762), (14, 4019830), (19, 2961980), (20, 2813881), (28, 2009915), (35, 1607932), (38, 1480990), (70, 803966), (76, 740495), (95, 592396), (133, 423140), (140, 401983), (190, 296198), (266, 211570), (380, 148099), (532, 105785), (665, 84628), (1330, 42314), (2660, 21157)]