201914200

素因数分解:

$2^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{2543}}^1$

素因数の和:2956

約数の個数: 48

約数和(自身を含む): 470818080

約数和(自身を除く): 268903880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 397, 794, 1588, 1985, 2543, 3176, 3970, 5086, 7940, 9925, 10172, 12715, 15880, 19850, 20344, 25430, 39700, 50860, 63575, 79400, 101720, 127150, 254300, 508600, 1009571, 2019142, 4038284, 5047855, 8076568, 10095710, 20191420, 25239275, 40382840, 50478550, 100957100, 201914200]

約数ペア:

[(1, 201914200), (2, 100957100), (4, 50478550), (5, 40382840), (8, 25239275), (10, 20191420), (20, 10095710), (25, 8076568), (40, 5047855), (50, 4038284), (100, 2019142), (200, 1009571), (397, 508600), (794, 254300), (1588, 127150), (1985, 101720), (2543, 79400), (3176, 63575), (3970, 50860), (5086, 39700), (7940, 25430), (9925, 20344), (10172, 19850), (12715, 15880)]