346890620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4271}}^1$

素因数の和:4442

約数の個数: 48

約数和(自身を含む): 757886976

約数和(自身を除く): 410996356

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 1310, 2620, 4061, 4271, 8122, 8542, 16244, 17084, 20305, 21355, 40610, 42710, 81220, 85420, 132401, 264802, 529604, 559501, 662005, 1119002, 1324010, 2238004, 2648020, 2797505, 5595010, 11190020, 17344531, 34689062, 69378124, 86722655, 173445310, 346890620]

約数ペア:

[(1, 346890620), (2, 173445310), (4, 86722655), (5, 69378124), (10, 34689062), (20, 17344531), (31, 11190020), (62, 5595010), (124, 2797505), (131, 2648020), (155, 2238004), (262, 1324010), (310, 1119002), (524, 662005), (620, 559501), (655, 529604), (1310, 264802), (2620, 132401), (4061, 85420), (4271, 81220), (8122, 42710), (8542, 40610), (16244, 21355), (17084, 20305)]