84912440

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1997}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 191328480

約数和(自身を除く): 106416040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1997, 2126, 3994, 4252, 5315, 7988, 8504, 9985, 10630, 15976, 19970, 21260, 39940, 42520, 79880, 2122811, 4245622, 8491244, 10614055, 16982488, 21228110, 42456220, 84912440]

約数ペア:

[(1, 84912440), (2, 42456220), (4, 21228110), (5, 16982488), (8, 10614055), (10, 8491244), (20, 4245622), (40, 2122811), (1063, 79880), (1997, 42520), (2126, 39940), (3994, 21260), (4252, 19970), (5315, 15976), (7988, 10630), (8504, 9985)]