1330552990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{445001}}^1$

素因数の和:445044

約数の個数: 32

約数和(自身を含む): 2691372096

約数和(自身を除く): 1360819106

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 445001, 890002, 2225005, 4450010, 5785013, 10235023, 11570026, 20470046, 28925065, 51175115, 57850130, 102350230, 133055299, 266110598, 665276495, 1330552990]

約数ペア:

[(1, 1330552990), (2, 665276495), (5, 266110598), (10, 133055299), (13, 102350230), (23, 57850130), (26, 51175115), (46, 28925065), (65, 20470046), (115, 11570026), (130, 10235023), (230, 5785013), (299, 4450010), (598, 2225005), (1495, 890002), (2990, 445001)]