20101960020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{843911}}^1$

素因数の和:844320

約数の個数: 48

約数和(自身を含む): 56427331968

約数和(自身を除く): 36325371948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3970, 4764, 5955, 7940, 11910, 23820, 843911, 1687822, 2531733, 3375644, 4219555, 5063466, 8439110, 10126932, 12658665, 16878220, 25317330, 50634660, 335032667, 670065334, 1005098001, 1340130668, 1675163335, 2010196002, 3350326670, 4020392004, 5025490005, 6700653340, 10050980010, 20101960020]

約数ペア:

[(1, 20101960020), (2, 10050980010), (3, 6700653340), (4, 5025490005), (5, 4020392004), (6, 3350326670), (10, 2010196002), (12, 1675163335), (15, 1340130668), (20, 1005098001), (30, 670065334), (60, 335032667), (397, 50634660), (794, 25317330), (1191, 16878220), (1588, 12658665), (1985, 10126932), (2382, 8439110), (3970, 5063466), (4764, 4219555), (5955, 3375644), (7940, 2531733), (11910, 1687822), (23820, 843911)]