1775481040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{215471}}^1$

素因数の和:215587

約数の個数: 40

約数和(自身を含む): 4168090368

約数和(自身を除く): 2392609328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 215471, 430942, 861884, 1077355, 1723768, 2154710, 3447536, 4309420, 8618840, 17237680, 22193513, 44387026, 88774052, 110967565, 177548104, 221935130, 355096208, 443870260, 887740520, 1775481040]

約数ペア:

[(1, 1775481040), (2, 887740520), (4, 443870260), (5, 355096208), (8, 221935130), (10, 177548104), (16, 110967565), (20, 88774052), (40, 44387026), (80, 22193513), (103, 17237680), (206, 8618840), (412, 4309420), (515, 3447536), (824, 2154710), (1030, 1723768), (1648, 1077355), (2060, 861884), (4120, 430942), (8240, 215471)]