40091830

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 73833120

約数和(自身を除く): 33741290

約数列:

[1, 2, 5, 10, 89, 107, 178, 214, 421, 445, 535, 842, 890, 1070, 2105, 4210, 9523, 19046, 37469, 45047, 47615, 74938, 90094, 95230, 187345, 225235, 374690, 450470, 4009183, 8018366, 20045915, 40091830]

約数ペア:

[(1, 40091830), (2, 20045915), (5, 8018366), (10, 4009183), (89, 450470), (107, 374690), (178, 225235), (214, 187345), (421, 95230), (445, 90094), (535, 74938), (842, 47615), (890, 45047), (1070, 37469), (2105, 19046), (4210, 9523)]