2461940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 5905872

約数和(自身を除く): 3443932

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 557, 884, 1105, 1114, 2210, 2228, 2785, 4420, 5570, 7241, 9469, 11140, 14482, 18938, 28964, 36205, 37876, 47345, 72410, 94690, 123097, 144820, 189380, 246194, 492388, 615485, 1230970, 2461940]

約数ペア:

[(1, 2461940), (2, 1230970), (4, 615485), (5, 492388), (10, 246194), (13, 189380), (17, 144820), (20, 123097), (26, 94690), (34, 72410), (52, 47345), (65, 37876), (68, 36205), (85, 28964), (130, 18938), (170, 14482), (221, 11140), (260, 9469), (340, 7241), (442, 5570), (557, 4420), (884, 2785), (1105, 2228), (1114, 2210)]