15712520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5381}}^1$

素因数の和:5465

約数の個数: 32

約数和(自身を含む): 35844120

約数和(自身を除く): 20131600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5381, 10762, 21524, 26905, 43048, 53810, 107620, 215240, 392813, 785626, 1571252, 1964065, 3142504, 3928130, 7856260, 15712520]

約数ペア:

[(1, 15712520), (2, 7856260), (4, 3928130), (5, 3142504), (8, 1964065), (10, 1571252), (20, 785626), (40, 392813), (73, 215240), (146, 107620), (292, 53810), (365, 43048), (584, 26905), (730, 21524), (1460, 10762), (2920, 5381)]