61188440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89983}}^1$

素因数の和:90011

約数の個数: 32

約数和(自身を含む): 145774080

約数和(自身を除く): 84585640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 89983, 179966, 359932, 449915, 719864, 899830, 1529711, 1799660, 3059422, 3599320, 6118844, 7648555, 12237688, 15297110, 30594220, 61188440]

約数ペア:

[(1, 61188440), (2, 30594220), (4, 15297110), (5, 12237688), (8, 7648555), (10, 6118844), (17, 3599320), (20, 3059422), (34, 1799660), (40, 1529711), (68, 899830), (85, 719864), (136, 449915), (170, 359932), (340, 179966), (680, 89983)]