917170640

素因数分解:

$2^4\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{6121}}^1$

素因数の和:8007

約数の個数: 40

約数和(自身を含む): 2133908808

約数和(自身を除く): 1216738168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1873, 3746, 6121, 7492, 9365, 12242, 14984, 18730, 24484, 29968, 30605, 37460, 48968, 61210, 74920, 97936, 122420, 149840, 244840, 489680, 11464633, 22929266, 45858532, 57323165, 91717064, 114646330, 183434128, 229292660, 458585320, 917170640]

約数ペア:

[(1, 917170640), (2, 458585320), (4, 229292660), (5, 183434128), (8, 114646330), (10, 91717064), (16, 57323165), (20, 45858532), (40, 22929266), (80, 11464633), (1873, 489680), (3746, 244840), (6121, 149840), (7492, 122420), (9365, 97936), (12242, 74920), (14984, 61210), (18730, 48968), (24484, 37460), (29968, 30605)]