3231440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1347

約数の個数: 40

約数和(自身を含む): 7761408

約数和(自身を除く): 4529968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 1303, 2480, 2606, 5212, 6515, 10424, 13030, 20848, 26060, 40393, 52120, 80786, 104240, 161572, 201965, 323144, 403930, 646288, 807860, 1615720, 3231440]

約数ペア:

[(1, 3231440), (2, 1615720), (4, 807860), (5, 646288), (8, 403930), (10, 323144), (16, 201965), (20, 161572), (31, 104240), (40, 80786), (62, 52120), (80, 40393), (124, 26060), (155, 20848), (248, 13030), (310, 10424), (496, 6515), (620, 5212), (1240, 2606), (1303, 2480)]