491569041620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{2133361}}^1$

素因数の和:2133692

約数の個数: 48

約数和(自身を含む): 1061236660176

約数和(自身を除く): 569667618556

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 281, 410, 562, 820, 1124, 1405, 2810, 5620, 11521, 23042, 46084, 57605, 115210, 230420, 2133361, 4266722, 8533444, 10666805, 21333610, 42667220, 87467801, 174935602, 349871204, 437339005, 599474441, 874678010, 1198948882, 1749356020, 2397897764, 2997372205, 5994744410, 11989488820, 24578452081, 49156904162, 98313808324, 122892260405, 245784520810, 491569041620]

約数ペア:

[(1, 491569041620), (2, 245784520810), (4, 122892260405), (5, 98313808324), (10, 49156904162), (20, 24578452081), (41, 11989488820), (82, 5994744410), (164, 2997372205), (205, 2397897764), (281, 1749356020), (410, 1198948882), (562, 874678010), (820, 599474441), (1124, 437339005), (1405, 349871204), (2810, 174935602), (5620, 87467801), (11521, 42667220), (23042, 21333610), (46084, 10666805), (57605, 8533444), (115210, 4266722), (230420, 2133361)]