63405460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21277}}^1$

素因数の和:21435

約数の個数: 24

約数和(自身を含む): 134051400

約数和(自身を除く): 70645940

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 21277, 42554, 85108, 106385, 212770, 425540, 3170273, 6340546, 12681092, 15851365, 31702730, 63405460]

約数ペア:

[(1, 63405460), (2, 31702730), (4, 15851365), (5, 12681092), (10, 6340546), (20, 3170273), (149, 425540), (298, 212770), (596, 106385), (745, 85108), (1490, 42554), (2980, 21277)]