99696020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{56009}}^1$

素因数の和:56107

約数の個数: 24

約数和(自身を含む): 211717800

約数和(自身を除く): 112021780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 56009, 112018, 224036, 280045, 560090, 1120180, 4984801, 9969602, 19939204, 24924005, 49848010, 99696020]

約数ペア:

[(1, 99696020), (2, 49848010), (4, 24924005), (5, 19939204), (10, 9969602), (20, 4984801), (89, 1120180), (178, 560090), (356, 280045), (445, 224036), (890, 112018), (1780, 56009)]