38683540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{5639}}^1$

素因数の和:5669

約数の個数: 48

約数和(自身を含む): 94752000

約数和(自身を除く): 56068460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 5639, 6860, 11278, 22556, 28195, 39473, 56390, 78946, 112780, 157892, 197365, 276311, 394730, 552622, 789460, 1105244, 1381555, 1934177, 2763110, 3868354, 5526220, 7736708, 9670885, 19341770, 38683540]

約数ペア:

[(1, 38683540), (2, 19341770), (4, 9670885), (5, 7736708), (7, 5526220), (10, 3868354), (14, 2763110), (20, 1934177), (28, 1381555), (35, 1105244), (49, 789460), (70, 552622), (98, 394730), (140, 276311), (196, 197365), (245, 157892), (343, 112780), (490, 78946), (686, 56390), (980, 39473), (1372, 28195), (1715, 22556), (3430, 11278), (5639, 6860)]