286915540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{11287}}^1$

素因数の和:11368

約数の個数: 48

約数和(自身を含む): 637185024

約数和(自身を除く): 350269484

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 11287, 12710, 22574, 25420, 45148, 56435, 112870, 225740, 349897, 462767, 699794, 925534, 1399588, 1749485, 1851068, 2313835, 3498970, 4627670, 6997940, 9255340, 14345777, 28691554, 57383108, 71728885, 143457770, 286915540]

約数ペア:

[(1, 286915540), (2, 143457770), (4, 71728885), (5, 57383108), (10, 28691554), (20, 14345777), (31, 9255340), (41, 6997940), (62, 4627670), (82, 3498970), (124, 2313835), (155, 1851068), (164, 1749485), (205, 1399588), (310, 925534), (410, 699794), (620, 462767), (820, 349897), (1271, 225740), (2542, 112870), (5084, 56435), (6355, 45148), (11287, 25420), (12710, 22574)]