7147960

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2153}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 16284240

約数和(自身を除く): 9136280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2153, 3320, 4306, 8612, 10765, 17224, 21530, 43060, 86120, 178699, 357398, 714796, 893495, 1429592, 1786990, 3573980, 7147960]

約数ペア:

[(1, 7147960), (2, 3573980), (4, 1786990), (5, 1429592), (8, 893495), (10, 714796), (20, 357398), (40, 178699), (83, 86120), (166, 43060), (332, 21530), (415, 17224), (664, 10765), (830, 8612), (1660, 4306), (2153, 3320)]