15570320

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 36426240

約数和(自身を除く): 20855920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1019, 1528, 1910, 2038, 3056, 3820, 4076, 5095, 7640, 8152, 10190, 15280, 16304, 20380, 40760, 81520, 194629, 389258, 778516, 973145, 1557032, 1946290, 3114064, 3892580, 7785160, 15570320]

約数ペア:

[(1, 15570320), (2, 7785160), (4, 3892580), (5, 3114064), (8, 1946290), (10, 1557032), (16, 973145), (20, 778516), (40, 389258), (80, 194629), (191, 81520), (382, 40760), (764, 20380), (955, 16304), (1019, 15280), (1528, 10190), (1910, 8152), (2038, 7640), (3056, 5095), (3820, 4076)]