15221560

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1579}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 34412400

約数和(自身を除く): 19190840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1579, 1928, 2410, 3158, 4820, 6316, 7895, 9640, 12632, 15790, 31580, 63160, 380539, 761078, 1522156, 1902695, 3044312, 3805390, 7610780, 15221560]

約数ペア:

[(1, 15221560), (2, 7610780), (4, 3805390), (5, 3044312), (8, 1902695), (10, 1522156), (20, 761078), (40, 380539), (241, 63160), (482, 31580), (964, 15790), (1205, 12632), (1579, 9640), (1928, 7895), (2410, 6316), (3158, 4820)]