7788943820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3413}}^1\times {\mathrm{16301}}^1$

素因数の和:19730

約数の個数: 48

約数和(自身を含む): 18700089408

約数和(自身を除く): 10911145588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3413, 6826, 13652, 16301, 17065, 23891, 32602, 34130, 47782, 65204, 68260, 81505, 95564, 114107, 119455, 163010, 228214, 238910, 326020, 456428, 477820, 570535, 1141070, 2282140, 55635313, 111270626, 222541252, 278176565, 389447191, 556353130, 778894382, 1112706260, 1557788764, 1947235955, 3894471910, 7788943820]

約数ペア:

[(1, 7788943820), (2, 3894471910), (4, 1947235955), (5, 1557788764), (7, 1112706260), (10, 778894382), (14, 556353130), (20, 389447191), (28, 278176565), (35, 222541252), (70, 111270626), (140, 55635313), (3413, 2282140), (6826, 1141070), (13652, 570535), (16301, 477820), (17065, 456428), (23891, 326020), (32602, 238910), (34130, 228214), (47782, 163010), (65204, 119455), (68260, 114107), (81505, 95564)]