40521520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 103743360

約数和(自身を除く): 63221840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 829, 940, 1040, 1222, 1658, 1880, 2444, 3055, 3316, 3760, 4145, 4888, 6110, 6632, 8290, 9776, 10777, 12220, 13264, 16580, 21554, 24440, 33160, 38963, 43108, 48880, 53885, 66320, 77926, 86216, 107770, 155852, 172432, 194815, 215540, 311704, 389630, 431080, 506519, 623408, 779260, 862160, 1013038, 1558520, 2026076, 2532595, 3117040, 4052152, 5065190, 8104304, 10130380, 20260760, 40521520]

約数ペア:

[(1, 40521520), (2, 20260760), (4, 10130380), (5, 8104304), (8, 5065190), (10, 4052152), (13, 3117040), (16, 2532595), (20, 2026076), (26, 1558520), (40, 1013038), (47, 862160), (52, 779260), (65, 623408), (80, 506519), (94, 431080), (104, 389630), (130, 311704), (188, 215540), (208, 194815), (235, 172432), (260, 155852), (376, 107770), (470, 86216), (520, 77926), (611, 66320), (752, 53885), (829, 48880), (940, 43108), (1040, 38963), (1222, 33160), (1658, 24440), (1880, 21554), (2444, 16580), (3055, 13264), (3316, 12220), (3760, 10777), (4145, 9776), (4888, 8290), (6110, 6632)]