31967920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9293}}^1$

素因数の和:9349

約数の個数: 40

約数和(自身を含む): 76062096

約数和(自身を除く): 44094176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 9293, 18586, 37172, 46465, 74344, 92930, 148688, 185860, 371720, 399599, 743440, 799198, 1598396, 1997995, 3196792, 3995990, 6393584, 7991980, 15983960, 31967920]

約数ペア:

[(1, 31967920), (2, 15983960), (4, 7991980), (5, 6393584), (8, 3995990), (10, 3196792), (16, 1997995), (20, 1598396), (40, 799198), (43, 743440), (80, 399599), (86, 371720), (172, 185860), (215, 148688), (344, 92930), (430, 74344), (688, 46465), (860, 37172), (1720, 18586), (3440, 9293)]