83699480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^2$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 193246560

約数和(自身を除く): 109547080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 211, 235, 376, 422, 470, 844, 940, 1055, 1688, 1880, 2110, 4220, 8440, 9917, 19834, 39668, 44521, 49585, 79336, 89042, 99170, 178084, 198340, 222605, 356168, 396680, 445210, 890420, 1780840, 2092487, 4184974, 8369948, 10462435, 16739896, 20924870, 41849740, 83699480]

約数ペア:

[(1, 83699480), (2, 41849740), (4, 20924870), (5, 16739896), (8, 10462435), (10, 8369948), (20, 4184974), (40, 2092487), (47, 1780840), (94, 890420), (188, 445210), (211, 396680), (235, 356168), (376, 222605), (422, 198340), (470, 178084), (844, 99170), (940, 89042), (1055, 79336), (1688, 49585), (1880, 44521), (2110, 39668), (4220, 19834), (8440, 9917)]