1571320

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 3571920

約数和(自身を除く): 2000600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 241, 326, 482, 652, 815, 964, 1205, 1304, 1630, 1928, 2410, 3260, 4820, 6520, 9640, 39283, 78566, 157132, 196415, 314264, 392830, 785660, 1571320]

約数ペア:

[(1, 1571320), (2, 785660), (4, 392830), (5, 314264), (8, 196415), (10, 157132), (20, 78566), (40, 39283), (163, 9640), (241, 6520), (326, 4820), (482, 3260), (652, 2410), (815, 1928), (964, 1630), (1205, 1304)]