18770520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{156421}}^1$

素因数の和:156435

約数の個数: 32

約数和(自身を含む): 56311920

約数和(自身を除く): 37541400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 156421, 312842, 469263, 625684, 782105, 938526, 1251368, 1564210, 1877052, 2346315, 3128420, 3754104, 4692630, 6256840, 9385260, 18770520]

約数ペア:

[(1, 18770520), (2, 9385260), (3, 6256840), (4, 4692630), (5, 3754104), (6, 3128420), (8, 2346315), (10, 1877052), (12, 1564210), (15, 1251368), (20, 938526), (24, 782105), (30, 625684), (40, 469263), (60, 312842), (120, 156421)]