245390520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2044921}}^1$

素因数の和:2044935

約数の個数: 32

約数和(自身を含む): 736171920

約数和(自身を除く): 490781400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2044921, 4089842, 6134763, 8179684, 10224605, 12269526, 16359368, 20449210, 24539052, 30673815, 40898420, 49078104, 61347630, 81796840, 122695260, 245390520]

約数ペア:

[(1, 245390520), (2, 122695260), (3, 81796840), (4, 61347630), (5, 49078104), (6, 40898420), (8, 30673815), (10, 24539052), (12, 20449210), (15, 16359368), (20, 12269526), (24, 10224605), (30, 8179684), (40, 6134763), (60, 4089842), (120, 2044921)]