1898553620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{30911}}^1$

素因数の和:31040

約数の個数: 48

約数和(自身を含む): 4144186368

約数和(自身を除く): 2245632748

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 83, 148, 166, 185, 332, 370, 415, 740, 830, 1660, 3071, 6142, 12284, 15355, 30710, 30911, 61420, 61822, 123644, 154555, 309110, 618220, 1143707, 2287414, 2565613, 4574828, 5131226, 5718535, 10262452, 11437070, 12828065, 22874140, 25656130, 51312260, 94927681, 189855362, 379710724, 474638405, 949276810, 1898553620]

約数ペア:

[(1, 1898553620), (2, 949276810), (4, 474638405), (5, 379710724), (10, 189855362), (20, 94927681), (37, 51312260), (74, 25656130), (83, 22874140), (148, 12828065), (166, 11437070), (185, 10262452), (332, 5718535), (370, 5131226), (415, 4574828), (740, 2565613), (830, 2287414), (1660, 1143707), (3071, 618220), (6142, 309110), (12284, 154555), (15355, 123644), (30710, 61822), (30911, 61420)]