121998760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{234613}}^1$

素因数の和:234637

約数の個数: 32

約数和(自身を含む): 295613640

約数和(自身を除く): 173614880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 234613, 469226, 938452, 1173065, 1876904, 2346130, 3049969, 4692260, 6099938, 9384520, 12199876, 15249845, 24399752, 30499690, 60999380, 121998760]

約数ペア:

[(1, 121998760), (2, 60999380), (4, 30499690), (5, 24399752), (8, 15249845), (10, 12199876), (13, 9384520), (20, 6099938), (26, 4692260), (40, 3049969), (52, 2346130), (65, 1876904), (104, 1173065), (130, 938452), (260, 469226), (520, 234613)]