1397003820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{629281}}^1$

素因数の和:629330

約数の個数: 48

約数和(自身を含む): 4017336288

約数和(自身を除く): 2620332468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 629281, 1258562, 1887843, 2517124, 3146405, 3775686, 6292810, 7551372, 9439215, 12585620, 18878430, 23283397, 37756860, 46566794, 69850191, 93133588, 116416985, 139700382, 232833970, 279400764, 349250955, 465667940, 698501910, 1397003820]

約数ペア:

[(1, 1397003820), (2, 698501910), (3, 465667940), (4, 349250955), (5, 279400764), (6, 232833970), (10, 139700382), (12, 116416985), (15, 93133588), (20, 69850191), (30, 46566794), (37, 37756860), (60, 23283397), (74, 18878430), (111, 12585620), (148, 9439215), (185, 7551372), (222, 6292810), (370, 3775686), (444, 3146405), (555, 2517124), (740, 1887843), (1110, 1258562), (2220, 629281)]