13252420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 29277360

約数和(自身を除く): 16024940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 313, 365, 580, 626, 730, 1252, 1460, 1565, 2117, 3130, 4234, 6260, 8468, 9077, 10585, 18154, 21170, 22849, 36308, 42340, 45385, 45698, 90770, 91396, 114245, 181540, 228490, 456980, 662621, 1325242, 2650484, 3313105, 6626210, 13252420]

約数ペア:

[(1, 13252420), (2, 6626210), (4, 3313105), (5, 2650484), (10, 1325242), (20, 662621), (29, 456980), (58, 228490), (73, 181540), (116, 114245), (145, 91396), (146, 90770), (290, 45698), (292, 45385), (313, 42340), (365, 36308), (580, 22849), (626, 21170), (730, 18154), (1252, 10585), (1460, 9077), (1565, 8468), (2117, 6260), (3130, 4234)]