69151880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{246971}}^1$

素因数の和:246989

約数の個数: 32

約数和(自身を含む): 177819840

約数和(自身を除く): 108667960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 246971, 493942, 987884, 1234855, 1728797, 1975768, 2469710, 3457594, 4939420, 6915188, 8643985, 9878840, 13830376, 17287970, 34575940, 69151880]

約数ペア:

[(1, 69151880), (2, 34575940), (4, 17287970), (5, 13830376), (7, 9878840), (8, 8643985), (10, 6915188), (14, 4939420), (20, 3457594), (28, 2469710), (35, 1975768), (40, 1728797), (56, 1234855), (70, 987884), (140, 493942), (280, 246971)]