57540280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2309}}^1$

素因数の和:2416

約数の個数: 64

約数和(自身を含む): 149688000

約数和(自身を除く): 92147720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2309, 2492, 3115, 3560, 4618, 4984, 6230, 9236, 11545, 12460, 16163, 18472, 23090, 24920, 32326, 46180, 64652, 80815, 92360, 129304, 161630, 205501, 323260, 411002, 646520, 822004, 1027505, 1438507, 1644008, 2055010, 2877014, 4110020, 5754028, 7192535, 8220040, 11508056, 14385070, 28770140, 57540280]

約数ペア:

[(1, 57540280), (2, 28770140), (4, 14385070), (5, 11508056), (7, 8220040), (8, 7192535), (10, 5754028), (14, 4110020), (20, 2877014), (28, 2055010), (35, 1644008), (40, 1438507), (56, 1027505), (70, 822004), (89, 646520), (140, 411002), (178, 323260), (280, 205501), (356, 161630), (445, 129304), (623, 92360), (712, 80815), (890, 64652), (1246, 46180), (1780, 32326), (2309, 24920), (2492, 23090), (3115, 18472), (3560, 16163), (4618, 12460), (4984, 11545), (6230, 9236)]