56838280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10847}}^1$

素因数の和:10989

約数の個数: 32

約数和(自身を含む): 128874240

約数和(自身を除く): 72035960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 10847, 21694, 43388, 54235, 86776, 108470, 216940, 433880, 1420957, 2841914, 5683828, 7104785, 11367656, 14209570, 28419140, 56838280]

約数ペア:

[(1, 56838280), (2, 28419140), (4, 14209570), (5, 11367656), (8, 7104785), (10, 5683828), (20, 2841914), (40, 1420957), (131, 433880), (262, 216940), (524, 108470), (655, 86776), (1048, 54235), (1310, 43388), (2620, 21694), (5240, 10847)]