218479970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{2687}}^1$

素因数の和:2914

約数の個数: 32

約数和(自身を含む): 404103168

約数和(自身を除く): 185623198

約数列:

[1, 2, 5, 10, 47, 94, 173, 235, 346, 470, 865, 1730, 2687, 5374, 8131, 13435, 16262, 26870, 40655, 81310, 126289, 252578, 464851, 631445, 929702, 1262890, 2324255, 4648510, 21847997, 43695994, 109239985, 218479970]

約数ペア:

[(1, 218479970), (2, 109239985), (5, 43695994), (10, 21847997), (47, 4648510), (94, 2324255), (173, 1262890), (235, 929702), (346, 631445), (470, 464851), (865, 252578), (1730, 126289), (2687, 81310), (5374, 40655), (8131, 26870), (13435, 16262)]