18129840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75541}}^1$

素因数の和:75557

約数の個数: 40

約数和(自身を含む): 56203248

約数和(自身を除く): 38073408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75541, 151082, 226623, 302164, 377705, 453246, 604328, 755410, 906492, 1133115, 1208656, 1510820, 1812984, 2266230, 3021640, 3625968, 4532460, 6043280, 9064920, 18129840]

約数ペア:

[(1, 18129840), (2, 9064920), (3, 6043280), (4, 4532460), (5, 3625968), (6, 3021640), (8, 2266230), (10, 1812984), (12, 1510820), (15, 1208656), (16, 1133115), (20, 906492), (24, 755410), (30, 604328), (40, 453246), (48, 377705), (60, 302164), (80, 226623), (120, 151082), (240, 75541)]