37420940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21023}}^1$

素因数の和:21121

約数の個数: 24

約数和(自身を含む): 79470720

約数和(自身を除く): 42049780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 21023, 42046, 84092, 105115, 210230, 420460, 1871047, 3742094, 7484188, 9355235, 18710470, 37420940]

約数ペア:

[(1, 37420940), (2, 18710470), (4, 9355235), (5, 7484188), (10, 3742094), (20, 1871047), (89, 420460), (178, 210230), (356, 105115), (445, 84092), (890, 42046), (1780, 21023)]