74165420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{75679}}^1$

素因数の和:75702

約数の個数: 36

約数和(自身を含む): 181177920

約数和(自身を除く): 107012500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 75679, 151358, 302716, 378395, 529753, 756790, 1059506, 1513580, 2119012, 2648765, 3708271, 5297530, 7416542, 10595060, 14833084, 18541355, 37082710, 74165420]

約数ペア:

[(1, 74165420), (2, 37082710), (4, 18541355), (5, 14833084), (7, 10595060), (10, 7416542), (14, 5297530), (20, 3708271), (28, 2648765), (35, 2119012), (49, 1513580), (70, 1059506), (98, 756790), (140, 529753), (196, 378395), (245, 302716), (490, 151358), (980, 75679)]