108645740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{110863}}^1$

素因数の和:110886

約数の個数: 36

約数和(自身を含む): 265408416

約数和(自身を除く): 156762676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 110863, 221726, 443452, 554315, 776041, 1108630, 1552082, 2217260, 3104164, 3880205, 5432287, 7760410, 10864574, 15520820, 21729148, 27161435, 54322870, 108645740]

約数ペア:

[(1, 108645740), (2, 54322870), (4, 27161435), (5, 21729148), (7, 15520820), (10, 10864574), (14, 7760410), (20, 5432287), (28, 3880205), (35, 3104164), (49, 2217260), (70, 1552082), (98, 1108630), (140, 776041), (196, 554315), (245, 443452), (490, 221726), (980, 110863)]