42898420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69191}}^1$

素因数の和:69231

約数の個数: 24

約数和(自身を含む): 92994048

約数和(自身を除く): 50095628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 69191, 138382, 276764, 345955, 691910, 1383820, 2144921, 4289842, 8579684, 10724605, 21449210, 42898420]

約数ペア:

[(1, 42898420), (2, 21449210), (4, 10724605), (5, 8579684), (10, 4289842), (20, 2144921), (31, 1383820), (62, 691910), (124, 345955), (155, 276764), (310, 138382), (620, 69191)]