24907540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 35572460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 1999, 2492, 3115, 3998, 6230, 7996, 9995, 12460, 13993, 19990, 27986, 39980, 55972, 69965, 139930, 177911, 279860, 355822, 711644, 889555, 1245377, 1779110, 2490754, 3558220, 4981508, 6226885, 12453770, 24907540]

約数ペア:

[(1, 24907540), (2, 12453770), (4, 6226885), (5, 4981508), (7, 3558220), (10, 2490754), (14, 1779110), (20, 1245377), (28, 889555), (35, 711644), (70, 355822), (89, 279860), (140, 177911), (178, 139930), (356, 69965), (445, 55972), (623, 39980), (890, 27986), (1246, 19990), (1780, 13993), (1999, 12460), (2492, 9995), (3115, 7996), (3998, 6230)]