56555780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4860

約数の個数: 48

約数和(自身を含む): 129077760

約数和(自身を除く): 72521980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 4801, 5890, 9602, 11780, 19204, 24005, 48010, 91219, 96020, 148831, 182438, 297662, 364876, 456095, 595324, 744155, 912190, 1488310, 1824380, 2827789, 2976620, 5655578, 11311156, 14138945, 28277890, 56555780]

約数ペア:

[(1, 56555780), (2, 28277890), (4, 14138945), (5, 11311156), (10, 5655578), (19, 2976620), (20, 2827789), (31, 1824380), (38, 1488310), (62, 912190), (76, 744155), (95, 595324), (124, 456095), (155, 364876), (190, 297662), (310, 182438), (380, 148831), (589, 96020), (620, 91219), (1178, 48010), (2356, 24005), (2945, 19204), (4801, 11780), (5890, 9602)]