56484740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2441}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 129230640

約数和(自身を除く): 72745900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 2441, 4628, 4882, 5785, 9764, 11570, 12205, 23140, 24410, 31733, 48820, 63466, 126932, 158665, 217249, 317330, 434498, 634660, 868996, 1086245, 2172490, 2824237, 4344980, 5648474, 11296948, 14121185, 28242370, 56484740]

約数ペア:

[(1, 56484740), (2, 28242370), (4, 14121185), (5, 11296948), (10, 5648474), (13, 4344980), (20, 2824237), (26, 2172490), (52, 1086245), (65, 868996), (89, 634660), (130, 434498), (178, 317330), (260, 217249), (356, 158665), (445, 126932), (890, 63466), (1157, 48820), (1780, 31733), (2314, 24410), (2441, 23140), (4628, 12205), (4882, 11570), (5785, 9764)]