1627640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5813}}^1$

素因数の和:5831

約数の個数: 32

約数和(自身を含む): 4186080

約数和(自身を除く): 2558440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5813, 11626, 23252, 29065, 40691, 46504, 58130, 81382, 116260, 162764, 203455, 232520, 325528, 406910, 813820, 1627640]

約数ペア:

[(1, 1627640), (2, 813820), (4, 406910), (5, 325528), (7, 232520), (8, 203455), (10, 162764), (14, 116260), (20, 81382), (28, 58130), (35, 46504), (40, 40691), (56, 29065), (70, 23252), (140, 11626), (280, 5813)]