22856090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 42385680

約数和(自身を除く): 19529590

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 421, 445, 610, 842, 890, 2105, 4210, 5429, 10858, 25681, 27145, 37469, 51362, 54290, 74938, 128405, 187345, 256810, 374690, 2285609, 4571218, 11428045, 22856090]

約数ペア:

[(1, 22856090), (2, 11428045), (5, 4571218), (10, 2285609), (61, 374690), (89, 256810), (122, 187345), (178, 128405), (305, 74938), (421, 54290), (445, 51362), (610, 37469), (842, 27145), (890, 25681), (2105, 10858), (4210, 5429)]