488793340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{39229}}^1$

素因数の和:39334

約数の個数: 48

約数和(自身を含む): 1186315200

約数和(自身を除く): 697521860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 39229, 78458, 156916, 196145, 274603, 392290, 549206, 784580, 1098412, 1373015, 2746030, 3491381, 5492060, 6982762, 13965524, 17456905, 24439667, 34913810, 48879334, 69827620, 97758668, 122198335, 244396670, 488793340]

約数ペア:

[(1, 488793340), (2, 244396670), (4, 122198335), (5, 97758668), (7, 69827620), (10, 48879334), (14, 34913810), (20, 24439667), (28, 17456905), (35, 13965524), (70, 6982762), (89, 5492060), (140, 3491381), (178, 2746030), (356, 1373015), (445, 1098412), (623, 784580), (890, 549206), (1246, 392290), (1780, 274603), (2492, 196145), (3115, 156916), (6230, 78458), (12460, 39229)]