13215880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11393}}^1$

素因数の和:11433

約数の個数: 32

約数和(自身を含む): 30763800

約数和(自身を除く): 17547920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11393, 22786, 45572, 56965, 91144, 113930, 227860, 330397, 455720, 660794, 1321588, 1651985, 2643176, 3303970, 6607940, 13215880]

約数ペア:

[(1, 13215880), (2, 6607940), (4, 3303970), (5, 2643176), (8, 1651985), (10, 1321588), (20, 660794), (29, 455720), (40, 330397), (58, 227860), (116, 113930), (145, 91144), (232, 56965), (290, 45572), (580, 22786), (1160, 11393)]