18345840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{76441}}^1$

素因数の和:76457

約数の個数: 40

約数和(自身を含む): 56872848

約数和(自身を除く): 38527008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 76441, 152882, 229323, 305764, 382205, 458646, 611528, 764410, 917292, 1146615, 1223056, 1528820, 1834584, 2293230, 3057640, 3669168, 4586460, 6115280, 9172920, 18345840]

約数ペア:

[(1, 18345840), (2, 9172920), (3, 6115280), (4, 4586460), (5, 3669168), (6, 3057640), (8, 2293230), (10, 1834584), (12, 1528820), (15, 1223056), (16, 1146615), (20, 917292), (24, 764410), (30, 611528), (40, 458646), (48, 382205), (60, 305764), (80, 229323), (120, 152882), (240, 76441)]