636222470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{376463}}^1$

素因数の和:376496

約数の個数: 24

約数和(自身を含む): 1240072416

約数和(自身を除く): 603849946

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 376463, 752926, 1882315, 3764630, 4894019, 9788038, 24470095, 48940190, 63622247, 127244494, 318111235, 636222470]

約数ペア:

[(1, 636222470), (2, 318111235), (5, 127244494), (10, 63622247), (13, 48940190), (26, 24470095), (65, 9788038), (130, 4894019), (169, 3764630), (338, 1882315), (845, 752926), (1690, 376463)]