15890520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{132421}}^1$

素因数の和:132435

約数の個数: 32

約数和(自身を含む): 47671920

約数和(自身を除く): 31781400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 132421, 264842, 397263, 529684, 662105, 794526, 1059368, 1324210, 1589052, 1986315, 2648420, 3178104, 3972630, 5296840, 7945260, 15890520]

約数ペア:

[(1, 15890520), (2, 7945260), (3, 5296840), (4, 3972630), (5, 3178104), (6, 2648420), (8, 1986315), (10, 1589052), (12, 1324210), (15, 1059368), (20, 794526), (24, 662105), (30, 529684), (40, 397263), (60, 264842), (120, 132421)]