858457040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{4177}}^1$

素因数の和:4564

約数の個数: 80

約数和(自身を含む): 2287805952

約数和(自身を除く): 1429348912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 367, 560, 734, 1468, 1835, 2569, 2936, 3670, 4177, 5138, 5872, 7340, 8354, 10276, 12845, 14680, 16708, 20552, 20885, 25690, 29239, 29360, 33416, 41104, 41770, 51380, 58478, 66832, 83540, 102760, 116956, 146195, 167080, 205520, 233912, 292390, 334160, 467824, 584780, 1169560, 1532959, 2339120, 3065918, 6131836, 7664795, 10730713, 12263672, 15329590, 21461426, 24527344, 30659180, 42922852, 53653565, 61318360, 85845704, 107307130, 122636720, 171691408, 214614260, 429228520, 858457040]

約数ペア:

[(1, 858457040), (2, 429228520), (4, 214614260), (5, 171691408), (7, 122636720), (8, 107307130), (10, 85845704), (14, 61318360), (16, 53653565), (20, 42922852), (28, 30659180), (35, 24527344), (40, 21461426), (56, 15329590), (70, 12263672), (80, 10730713), (112, 7664795), (140, 6131836), (280, 3065918), (367, 2339120), (560, 1532959), (734, 1169560), (1468, 584780), (1835, 467824), (2569, 334160), (2936, 292390), (3670, 233912), (4177, 205520), (5138, 167080), (5872, 146195), (7340, 116956), (8354, 102760), (10276, 83540), (12845, 66832), (14680, 58478), (16708, 51380), (20552, 41770), (20885, 41104), (25690, 33416), (29239, 29360)]