97794980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{54941}}^1$

素因数の和:55039

約数の個数: 24

約数和(自身を含む): 207680760

約数和(自身を除く): 109885780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 54941, 109882, 219764, 274705, 549410, 1098820, 4889749, 9779498, 19558996, 24448745, 48897490, 97794980]

約数ペア:

[(1, 97794980), (2, 48897490), (4, 24448745), (5, 19558996), (10, 9779498), (20, 4889749), (89, 1098820), (178, 549410), (356, 274705), (445, 219764), (890, 109882), (1780, 54941)]