39785680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1612

約数の個数: 80

約数和(自身を含む): 104457600

約数和(自身を除く): 64671920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1559, 1595, 2320, 2552, 3118, 3190, 5104, 6236, 6380, 7795, 12472, 12760, 15590, 17149, 24944, 25520, 31180, 34298, 45211, 62360, 68596, 85745, 90422, 124720, 137192, 171490, 180844, 226055, 274384, 342980, 361688, 452110, 497321, 685960, 723376, 904220, 994642, 1371920, 1808440, 1989284, 2486605, 3616880, 3978568, 4973210, 7957136, 9946420, 19892840, 39785680]

約数ペア:

[(1, 39785680), (2, 19892840), (4, 9946420), (5, 7957136), (8, 4973210), (10, 3978568), (11, 3616880), (16, 2486605), (20, 1989284), (22, 1808440), (29, 1371920), (40, 994642), (44, 904220), (55, 723376), (58, 685960), (80, 497321), (88, 452110), (110, 361688), (116, 342980), (145, 274384), (176, 226055), (220, 180844), (232, 171490), (290, 137192), (319, 124720), (440, 90422), (464, 85745), (580, 68596), (638, 62360), (880, 45211), (1160, 34298), (1276, 31180), (1559, 25520), (1595, 24944), (2320, 17149), (2552, 15590), (3118, 12760), (3190, 12472), (5104, 7795), (6236, 6380)]