15647156740

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1049}}^1\times {\mathrm{2137}}^1$

素因数の和:3544

約数の個数: 48

約数和(自身を含む): 33000030000

約数和(自身を除く): 17352873260

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1049, 1396, 1745, 2098, 2137, 3490, 4196, 4274, 5245, 6980, 8548, 10490, 10685, 20980, 21370, 42740, 366101, 732202, 745813, 1464404, 1491626, 1830505, 2241713, 2983252, 3661010, 3729065, 4483426, 7322020, 7458130, 8966852, 11208565, 14916260, 22417130, 44834260, 782357837, 1564715674, 3129431348, 3911789185, 7823578370, 15647156740]

約数ペア:

[(1, 15647156740), (2, 7823578370), (4, 3911789185), (5, 3129431348), (10, 1564715674), (20, 782357837), (349, 44834260), (698, 22417130), (1049, 14916260), (1396, 11208565), (1745, 8966852), (2098, 7458130), (2137, 7322020), (3490, 4483426), (4196, 3729065), (4274, 3661010), (5245, 2983252), (6980, 2241713), (8548, 1830505), (10490, 1491626), (10685, 1464404), (20980, 745813), (21370, 732202), (42740, 366101)]