31941140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2963}}^1$

素因数の和:2997

約数の個数: 72

約数和(自身を含む): 85149792

約数和(自身を除く): 53208652

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 2963, 5390, 5926, 10780, 11852, 14815, 20741, 29630, 32593, 41482, 59260, 65186, 82964, 103705, 130372, 145187, 162965, 207410, 228151, 290374, 325930, 414820, 456302, 580748, 651860, 725935, 912604, 1140755, 1451870, 1597057, 2281510, 2903740, 3194114, 4563020, 6388228, 7985285, 15970570, 31941140]

約数ペア:

[(1, 31941140), (2, 15970570), (4, 7985285), (5, 6388228), (7, 4563020), (10, 3194114), (11, 2903740), (14, 2281510), (20, 1597057), (22, 1451870), (28, 1140755), (35, 912604), (44, 725935), (49, 651860), (55, 580748), (70, 456302), (77, 414820), (98, 325930), (110, 290374), (140, 228151), (154, 207410), (196, 162965), (220, 145187), (245, 130372), (308, 103705), (385, 82964), (490, 65186), (539, 59260), (770, 41482), (980, 32593), (1078, 29630), (1540, 20741), (2156, 14815), (2695, 11852), (2963, 10780), (5390, 5926)]