8680280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 23112000

約数和(自身を除く): 14431720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1069, 1160, 1624, 2030, 2138, 4060, 4276, 5345, 7483, 8120, 8552, 10690, 14966, 21380, 29932, 31001, 37415, 42760, 59864, 62002, 74830, 124004, 149660, 155005, 217007, 248008, 299320, 310010, 434014, 620020, 868028, 1085035, 1240040, 1736056, 2170070, 4340140, 8680280]

約数ペア:

[(1, 8680280), (2, 4340140), (4, 2170070), (5, 1736056), (7, 1240040), (8, 1085035), (10, 868028), (14, 620020), (20, 434014), (28, 310010), (29, 299320), (35, 248008), (40, 217007), (56, 155005), (58, 149660), (70, 124004), (116, 74830), (140, 62002), (145, 59864), (203, 42760), (232, 37415), (280, 31001), (290, 29932), (406, 21380), (580, 14966), (812, 10690), (1015, 8552), (1069, 8120), (1160, 7483), (1624, 5345), (2030, 4276), (2138, 4060)]