120660440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{49451}}^1$

素因数の和:49523

約数の個数: 32

約数和(自身を含む): 275942160

約数和(自身を除く): 155281720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 49451, 98902, 197804, 247255, 395608, 494510, 989020, 1978040, 3016511, 6033022, 12066044, 15082555, 24132088, 30165110, 60330220, 120660440]

約数ペア:

[(1, 120660440), (2, 60330220), (4, 30165110), (5, 24132088), (8, 15082555), (10, 12066044), (20, 6033022), (40, 3016511), (61, 1978040), (122, 989020), (244, 494510), (305, 395608), (488, 247255), (610, 197804), (1220, 98902), (2440, 49451)]