423218380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1627763}}^1$

素因数の和:1627785

約数の個数: 24

約数和(自身を含む): 957125232

約数和(自身を除く): 533906852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1627763, 3255526, 6511052, 8138815, 16277630, 21160919, 32555260, 42321838, 84643676, 105804595, 211609190, 423218380]

約数ペア:

[(1, 423218380), (2, 211609190), (4, 105804595), (5, 84643676), (10, 42321838), (13, 32555260), (20, 21160919), (26, 16277630), (52, 8138815), (65, 6511052), (130, 3255526), (260, 1627763)]