19504625520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81269273}}^1$

素因数の和:81269289

約数の個数: 40

約数和(自身を含む): 60464339856

約数和(自身を除く): 40959714336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81269273, 162538546, 243807819, 325077092, 406346365, 487615638, 650154184, 812692730, 975231276, 1219039095, 1300308368, 1625385460, 1950462552, 2438078190, 3250770920, 3900925104, 4876156380, 6501541840, 9752312760, 19504625520]

約数ペア:

[(1, 19504625520), (2, 9752312760), (3, 6501541840), (4, 4876156380), (5, 3900925104), (6, 3250770920), (8, 2438078190), (10, 1950462552), (12, 1625385460), (15, 1300308368), (16, 1219039095), (20, 975231276), (24, 812692730), (30, 650154184), (40, 487615638), (48, 406346365), (60, 325077092), (80, 243807819), (120, 162538546), (240, 81269273)]