8630180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1747}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 20556480

約数和(自身を除く): 11926300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1747, 2470, 3494, 4940, 6988, 8735, 17470, 22711, 33193, 34940, 45422, 66386, 90844, 113555, 132772, 165965, 227110, 331930, 431509, 454220, 663860, 863018, 1726036, 2157545, 4315090, 8630180]

約数ペア:

[(1, 8630180), (2, 4315090), (4, 2157545), (5, 1726036), (10, 863018), (13, 663860), (19, 454220), (20, 431509), (26, 331930), (38, 227110), (52, 165965), (65, 132772), (76, 113555), (95, 90844), (130, 66386), (190, 45422), (247, 34940), (260, 33193), (380, 22711), (494, 17470), (988, 8735), (1235, 6988), (1747, 4940), (2470, 3494)]