1677520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 4202856

約数和(自身を除く): 2525336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1613, 3226, 6452, 8065, 12904, 16130, 20969, 25808, 32260, 41938, 64520, 83876, 104845, 129040, 167752, 209690, 335504, 419380, 838760, 1677520]

約数ペア:

[(1, 1677520), (2, 838760), (4, 419380), (5, 335504), (8, 209690), (10, 167752), (13, 129040), (16, 104845), (20, 83876), (26, 64520), (40, 41938), (52, 32260), (65, 25808), (80, 20969), (104, 16130), (130, 12904), (208, 8065), (260, 6452), (520, 3226), (1040, 1613)]