820094960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{603011}}^1$

素因数の和:603041

約数の個数: 40

約数和(自身を含む): 2018884176

約数和(自身を除く): 1198789216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 603011, 1206022, 2412044, 3015055, 4824088, 6030110, 9648176, 10251187, 12060220, 20502374, 24120440, 41004748, 48240880, 51255935, 82009496, 102511870, 164018992, 205023740, 410047480, 820094960]

約数ペア:

[(1, 820094960), (2, 410047480), (4, 205023740), (5, 164018992), (8, 102511870), (10, 82009496), (16, 51255935), (17, 48240880), (20, 41004748), (34, 24120440), (40, 20502374), (68, 12060220), (80, 10251187), (85, 9648176), (136, 6030110), (170, 4824088), (272, 3015055), (340, 2412044), (680, 1206022), (1360, 603011)]