639755736

素因数分解:

$2^3\times 3^1\times {\mathrm{5021}}^1\times {\mathrm{5309}}^1$

素因数の和:10339

約数の個数: 32

約数和(自身を含む): 1600009200

約数和(自身を除く): 960253464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 5021, 5309, 10042, 10618, 15063, 15927, 20084, 21236, 30126, 31854, 40168, 42472, 60252, 63708, 120504, 127416, 26656489, 53312978, 79969467, 106625956, 159938934, 213251912, 319877868, 639755736]

約数ペア:

[(1, 639755736), (2, 319877868), (3, 213251912), (4, 159938934), (6, 106625956), (8, 79969467), (12, 53312978), (24, 26656489), (5021, 127416), (5309, 120504), (10042, 63708), (10618, 60252), (15063, 42472), (15927, 40168), (20084, 31854), (21236, 30126)]