17238880

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 41038704

約数和(自身を除く): 23799824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 661, 815, 1304, 1322, 1630, 2608, 2644, 3260, 3305, 5216, 5288, 6520, 6610, 10576, 13040, 13220, 21152, 26080, 26440, 52880, 105760, 107743, 215486, 430972, 538715, 861944, 1077430, 1723888, 2154860, 3447776, 4309720, 8619440, 17238880]

約数ペア:

[(1, 17238880), (2, 8619440), (4, 4309720), (5, 3447776), (8, 2154860), (10, 1723888), (16, 1077430), (20, 861944), (32, 538715), (40, 430972), (80, 215486), (160, 107743), (163, 105760), (326, 52880), (652, 26440), (661, 26080), (815, 21152), (1304, 13220), (1322, 13040), (1630, 10576), (2608, 6610), (2644, 6520), (3260, 5288), (3305, 5216)]