28874608

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2503}}^1$

素因数の和:2621

約数の個数: 40

約数和(自身を含む): 64583168

約数和(自身を除く): 35708560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2503, 2884, 5006, 5768, 10012, 11536, 17521, 20024, 35042, 40048, 70084, 140168, 257809, 280336, 515618, 1031236, 1804663, 2062472, 3609326, 4124944, 7218652, 14437304, 28874608]

約数ペア:

[(1, 28874608), (2, 14437304), (4, 7218652), (7, 4124944), (8, 3609326), (14, 2062472), (16, 1804663), (28, 1031236), (56, 515618), (103, 280336), (112, 257809), (206, 140168), (412, 70084), (721, 40048), (824, 35042), (1442, 20024), (1648, 17521), (2503, 11536), (2884, 10012), (5006, 5768)]