42965720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{153449}}^1$

素因数の和:153467

約数の個数: 32

約数和(自身を含む): 110484000

約数和(自身を除く): 67518280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 153449, 306898, 613796, 767245, 1074143, 1227592, 1534490, 2148286, 3068980, 4296572, 5370715, 6137960, 8593144, 10741430, 21482860, 42965720]

約数ペア:

[(1, 42965720), (2, 21482860), (4, 10741430), (5, 8593144), (7, 6137960), (8, 5370715), (10, 4296572), (14, 3068980), (20, 2148286), (28, 1534490), (35, 1227592), (40, 1074143), (56, 767245), (70, 613796), (140, 306898), (280, 153449)]