66173240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236333}}^1$

素因数の和:236351

約数の個数: 32

約数和(自身を含む): 170160480

約数和(自身を除く): 103987240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236333, 472666, 945332, 1181665, 1654331, 1890664, 2363330, 3308662, 4726660, 6617324, 8271655, 9453320, 13234648, 16543310, 33086620, 66173240]

約数ペア:

[(1, 66173240), (2, 33086620), (4, 16543310), (5, 13234648), (7, 9453320), (8, 8271655), (10, 6617324), (14, 4726660), (20, 3308662), (28, 2363330), (35, 1890664), (40, 1654331), (56, 1181665), (70, 945332), (140, 472666), (280, 236333)]