86412920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{709}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 213170400

約数和(自身を除く): 126757480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 277, 440, 554, 709, 1108, 1385, 1418, 2216, 2770, 2836, 3047, 3545, 5540, 5672, 6094, 7090, 7799, 11080, 12188, 14180, 15235, 15598, 24376, 28360, 30470, 31196, 38995, 60940, 62392, 77990, 121880, 155980, 196393, 311960, 392786, 785572, 981965, 1571144, 1963930, 2160323, 3927860, 4320646, 7855720, 8641292, 10801615, 17282584, 21603230, 43206460, 86412920]

約数ペア:

[(1, 86412920), (2, 43206460), (4, 21603230), (5, 17282584), (8, 10801615), (10, 8641292), (11, 7855720), (20, 4320646), (22, 3927860), (40, 2160323), (44, 1963930), (55, 1571144), (88, 981965), (110, 785572), (220, 392786), (277, 311960), (440, 196393), (554, 155980), (709, 121880), (1108, 77990), (1385, 62392), (1418, 60940), (2216, 38995), (2770, 31196), (2836, 30470), (3047, 28360), (3545, 24376), (5540, 15598), (5672, 15235), (6094, 14180), (7090, 12188), (7799, 11080)]