38937440

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1493}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 92616048

約数和(自身を除く): 53678608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1493, 1630, 2608, 2986, 3260, 5216, 5972, 6520, 7465, 11944, 13040, 14930, 23888, 26080, 29860, 47776, 59720, 119440, 238880, 243359, 486718, 973436, 1216795, 1946872, 2433590, 3893744, 4867180, 7787488, 9734360, 19468720, 38937440]

約数ペア:

[(1, 38937440), (2, 19468720), (4, 9734360), (5, 7787488), (8, 4867180), (10, 3893744), (16, 2433590), (20, 1946872), (32, 1216795), (40, 973436), (80, 486718), (160, 243359), (163, 238880), (326, 119440), (652, 59720), (815, 47776), (1304, 29860), (1493, 26080), (1630, 23888), (2608, 14930), (2986, 13040), (3260, 11944), (5216, 7465), (5972, 6520)]