980622140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1\times {\mathrm{1193}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 2092976928

約数和(自身を除く): 1112354788

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 563, 730, 1126, 1193, 1460, 2252, 2386, 2815, 4772, 5630, 5965, 11260, 11930, 23860, 41099, 82198, 87089, 164396, 174178, 205495, 348356, 410990, 435445, 671659, 821980, 870890, 1343318, 1741780, 2686636, 3358295, 6716590, 13433180, 49031107, 98062214, 196124428, 245155535, 490311070, 980622140]

約数ペア:

[(1, 980622140), (2, 490311070), (4, 245155535), (5, 196124428), (10, 98062214), (20, 49031107), (73, 13433180), (146, 6716590), (292, 3358295), (365, 2686636), (563, 1741780), (730, 1343318), (1126, 870890), (1193, 821980), (1460, 671659), (2252, 435445), (2386, 410990), (2815, 348356), (4772, 205495), (5630, 174178), (5965, 164396), (11260, 87089), (11930, 82198), (23860, 41099)]