30758140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2647}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 74737152

約数和(自身を除く): 43979012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2647, 2905, 5294, 5810, 10588, 11620, 13235, 18529, 26470, 37058, 52940, 74116, 92645, 185290, 219701, 370580, 439402, 878804, 1098505, 1537907, 2197010, 3075814, 4394020, 6151628, 7689535, 15379070, 30758140]

約数ペア:

[(1, 30758140), (2, 15379070), (4, 7689535), (5, 6151628), (7, 4394020), (10, 3075814), (14, 2197010), (20, 1537907), (28, 1098505), (35, 878804), (70, 439402), (83, 370580), (140, 219701), (166, 185290), (332, 92645), (415, 74116), (581, 52940), (830, 37058), (1162, 26470), (1660, 18529), (2324, 13235), (2647, 11620), (2905, 10588), (5294, 5810)]