38187220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 82525968

約数和(自身を除く): 44338748

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 277, 305, 452, 554, 565, 610, 1108, 1130, 1220, 1385, 2260, 2770, 5540, 6893, 13786, 16897, 27572, 31301, 33794, 34465, 62602, 67588, 68930, 84485, 125204, 137860, 156505, 168970, 313010, 337940, 626020, 1909361, 3818722, 7637444, 9546805, 19093610, 38187220]

約数ペア:

[(1, 38187220), (2, 19093610), (4, 9546805), (5, 7637444), (10, 3818722), (20, 1909361), (61, 626020), (113, 337940), (122, 313010), (226, 168970), (244, 156505), (277, 137860), (305, 125204), (452, 84485), (554, 68930), (565, 67588), (610, 62602), (1108, 34465), (1130, 33794), (1220, 31301), (1385, 27572), (2260, 16897), (2770, 13786), (5540, 6893)]