3893320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 8838720

約数和(自身を除く): 4945400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 743, 1048, 1310, 1486, 2620, 2972, 3715, 5240, 5944, 7430, 14860, 29720, 97333, 194666, 389332, 486665, 778664, 973330, 1946660, 3893320]

約数ペア:

[(1, 3893320), (2, 1946660), (4, 973330), (5, 778664), (8, 486665), (10, 389332), (20, 194666), (40, 97333), (131, 29720), (262, 14860), (524, 7430), (655, 5944), (743, 5240), (1048, 3715), (1310, 2972), (1486, 2620)]