2483740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 6052032

約数和(自身を除く): 3568292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 157, 226, 314, 452, 565, 628, 785, 791, 1099, 1130, 1570, 1582, 2198, 2260, 3140, 3164, 3955, 4396, 5495, 7910, 10990, 15820, 17741, 21980, 35482, 70964, 88705, 124187, 177410, 248374, 354820, 496748, 620935, 1241870, 2483740]

約数ペア:

[(1, 2483740), (2, 1241870), (4, 620935), (5, 496748), (7, 354820), (10, 248374), (14, 177410), (20, 124187), (28, 88705), (35, 70964), (70, 35482), (113, 21980), (140, 17741), (157, 15820), (226, 10990), (314, 7910), (452, 5495), (565, 4396), (628, 3955), (785, 3164), (791, 3140), (1099, 2260), (1130, 2198), (1570, 1582)]