20796611280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86652547}}^1$

素因数の和:86652563

約数の個数: 40

約数和(自身を含む): 64469495712

約数和(自身を除く): 43672884432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86652547, 173305094, 259957641, 346610188, 433262735, 519915282, 693220376, 866525470, 1039830564, 1299788205, 1386440752, 1733050940, 2079661128, 2599576410, 3466101880, 4159322256, 5199152820, 6932203760, 10398305640, 20796611280]

約数ペア:

[(1, 20796611280), (2, 10398305640), (3, 6932203760), (4, 5199152820), (5, 4159322256), (6, 3466101880), (8, 2599576410), (10, 2079661128), (12, 1733050940), (15, 1386440752), (16, 1299788205), (20, 1039830564), (24, 866525470), (30, 693220376), (40, 519915282), (48, 433262735), (60, 346610188), (80, 259957641), (120, 173305094), (240, 86652547)]