2797831220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{121963}}^1$

素因数の和:122040

約数の個数: 48

約数和(自身を含む): 6228945408

約数和(自身を除く): 3431114188

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 11470, 22940, 121963, 243926, 487852, 609815, 1219630, 2439260, 3780853, 4512631, 7561706, 9025262, 15123412, 18050524, 18904265, 22563155, 37808530, 45126310, 75617060, 90252620, 139891561, 279783122, 559566244, 699457805, 1398915610, 2797831220]

約数ペア:

[(1, 2797831220), (2, 1398915610), (4, 699457805), (5, 559566244), (10, 279783122), (20, 139891561), (31, 90252620), (37, 75617060), (62, 45126310), (74, 37808530), (124, 22563155), (148, 18904265), (155, 18050524), (185, 15123412), (310, 9025262), (370, 7561706), (620, 4512631), (740, 3780853), (1147, 2439260), (2294, 1219630), (4588, 609815), (5735, 487852), (11470, 243926), (22940, 121963)]