43204040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 106920000

約数和(自身を除く): 63715960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 659, 745, 1192, 1318, 1490, 1639, 2636, 2980, 3278, 3295, 5272, 5960, 6556, 6590, 7249, 8195, 13112, 13180, 14498, 16390, 26360, 28996, 32780, 36245, 57992, 65560, 72490, 98191, 144980, 196382, 289960, 392764, 490955, 785528, 981910, 1080101, 1963820, 2160202, 3927640, 4320404, 5400505, 8640808, 10801010, 21602020, 43204040]

約数ペア:

[(1, 43204040), (2, 21602020), (4, 10801010), (5, 8640808), (8, 5400505), (10, 4320404), (11, 3927640), (20, 2160202), (22, 1963820), (40, 1080101), (44, 981910), (55, 785528), (88, 490955), (110, 392764), (149, 289960), (220, 196382), (298, 144980), (440, 98191), (596, 72490), (659, 65560), (745, 57992), (1192, 36245), (1318, 32780), (1490, 28996), (1639, 26360), (2636, 16390), (2980, 14498), (3278, 13180), (3295, 13112), (5272, 8195), (5960, 7249), (6556, 6590)]