2217540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 6689088

約数和(自身を除く): 4471548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2843, 5686, 8529, 11372, 14215, 17058, 28430, 34116, 36959, 42645, 56860, 73918, 85290, 110877, 147836, 170580, 184795, 221754, 369590, 443508, 554385, 739180, 1108770, 2217540]

約数ペア:

[(1, 2217540), (2, 1108770), (3, 739180), (4, 554385), (5, 443508), (6, 369590), (10, 221754), (12, 184795), (13, 170580), (15, 147836), (20, 110877), (26, 85290), (30, 73918), (39, 56860), (52, 42645), (60, 36959), (65, 34116), (78, 28430), (130, 17058), (156, 14215), (195, 11372), (260, 8529), (390, 5686), (780, 2843)]