70320040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251143}}^1$

素因数の和:251161

約数の個数: 32

約数和(自身を含む): 180823680

約数和(自身を除く): 110503640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 251143, 502286, 1004572, 1255715, 1758001, 2009144, 2511430, 3516002, 5022860, 7032004, 8790005, 10045720, 14064008, 17580010, 35160020, 70320040]

約数ペア:

[(1, 70320040), (2, 35160020), (4, 17580010), (5, 14064008), (7, 10045720), (8, 8790005), (10, 7032004), (14, 5022860), (20, 3516002), (28, 2511430), (35, 2009144), (40, 1758001), (56, 1255715), (70, 1004572), (140, 502286), (280, 251143)]