2021576080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{51257}}^1$

素因数の和:51316

約数の個数: 80

約数和(自身を含む): 5148353520

約数和(自身を除く): 3126777440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 19720, 39440, 51257, 102514, 205028, 256285, 410056, 512570, 820112, 871369, 1025140, 1486453, 1742738, 2050280, 2972906, 3485476, 4100560, 4356845, 5945812, 6970952, 7432265, 8713690, 11891624, 13941904, 14864530, 17427380, 23783248, 25269701, 29729060, 34854760, 50539402, 59458120, 69709520, 101078804, 118916240, 126348505, 202157608, 252697010, 404315216, 505394020, 1010788040, 2021576080]

約数ペア:

[(1, 2021576080), (2, 1010788040), (4, 505394020), (5, 404315216), (8, 252697010), (10, 202157608), (16, 126348505), (17, 118916240), (20, 101078804), (29, 69709520), (34, 59458120), (40, 50539402), (58, 34854760), (68, 29729060), (80, 25269701), (85, 23783248), (116, 17427380), (136, 14864530), (145, 13941904), (170, 11891624), (232, 8713690), (272, 7432265), (290, 6970952), (340, 5945812), (464, 4356845), (493, 4100560), (580, 3485476), (680, 2972906), (986, 2050280), (1160, 1742738), (1360, 1486453), (1972, 1025140), (2320, 871369), (2465, 820112), (3944, 512570), (4930, 410056), (7888, 256285), (9860, 205028), (19720, 102514), (39440, 51257)]