388487660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{56963}}^1$

素因数の和:57014

約数の個数: 48

約数和(自身を含む): 918715392

約数和(自身を除く): 530227732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 56963, 113926, 227852, 284815, 569630, 626593, 1139260, 1253186, 1765853, 2506372, 3132965, 3531706, 6265930, 7063412, 8829265, 12531860, 17658530, 19424383, 35317060, 38848766, 77697532, 97121915, 194243830, 388487660]

約数ペア:

[(1, 388487660), (2, 194243830), (4, 97121915), (5, 77697532), (10, 38848766), (11, 35317060), (20, 19424383), (22, 17658530), (31, 12531860), (44, 8829265), (55, 7063412), (62, 6265930), (110, 3531706), (124, 3132965), (155, 2506372), (220, 1765853), (310, 1253186), (341, 1139260), (620, 626593), (682, 569630), (1364, 284815), (1705, 227852), (3410, 113926), (6820, 56963)]