216176020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{348671}}^1$

素因数の和:348711

約数の個数: 24

約数和(自身を含む): 468615168

約数和(自身を除く): 252439148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 348671, 697342, 1394684, 1743355, 3486710, 6973420, 10808801, 21617602, 43235204, 54044005, 108088010, 216176020]

約数ペア:

[(1, 216176020), (2, 108088010), (4, 54044005), (5, 43235204), (10, 21617602), (20, 10808801), (31, 6973420), (62, 3486710), (124, 1743355), (155, 1394684), (310, 697342), (620, 348671)]