20591230130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{800281}}^1$

素因数の和:800402

約数の個数: 32

約数和(自身を含む): 38720844288

約数和(自身を除く): 18129614158

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 12865, 25730, 800281, 1600562, 4001405, 8002810, 24808711, 49617422, 66423323, 124043555, 132846646, 248087110, 332116615, 664233230, 2059123013, 4118246026, 10295615065, 20591230130]

約数ペア:

[(1, 20591230130), (2, 10295615065), (5, 4118246026), (10, 2059123013), (31, 664233230), (62, 332116615), (83, 248087110), (155, 132846646), (166, 124043555), (310, 66423323), (415, 49617422), (830, 24808711), (2573, 8002810), (5146, 4001405), (12865, 1600562), (25730, 800281)]