40639150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{28027}}^1$

素因数の和:28068

約数の個数: 24

約数和(自身を含む): 78198120

約数和(自身を除く): 37558970

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 28027, 56054, 140135, 280270, 700675, 812783, 1401350, 1625566, 4063915, 8127830, 20319575, 40639150]

約数ペア:

[(1, 40639150), (2, 20319575), (5, 8127830), (10, 4063915), (25, 1625566), (29, 1401350), (50, 812783), (58, 700675), (145, 280270), (290, 140135), (725, 56054), (1450, 28027)]