42197960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{150707}}^1$

素因数の和:150725

約数の個数: 32

約数和(自身を含む): 108509760

約数和(自身を除く): 66311800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 150707, 301414, 602828, 753535, 1054949, 1205656, 1507070, 2109898, 3014140, 4219796, 5274745, 6028280, 8439592, 10549490, 21098980, 42197960]

約数ペア:

[(1, 42197960), (2, 21098980), (4, 10549490), (5, 8439592), (7, 6028280), (8, 5274745), (10, 4219796), (14, 3014140), (20, 2109898), (28, 1507070), (35, 1205656), (40, 1054949), (56, 753535), (70, 602828), (140, 301414), (280, 150707)]