2798079124340

素因数分解:

$2^2\times 5^1\times {\mathrm{1699}}^1\times {\mathrm{2543}}^1\times {\mathrm{32381}}^1$

素因数の和:36632

約数の個数: 48

約数和(自身を含む): 5881918291200

約数和(自身を除く): 3083839166860

約数列:

[1, 2, 4, 5, 10, 20, 1699, 2543, 3398, 5086, 6796, 8495, 10172, 12715, 16990, 25430, 32381, 33980, 50860, 64762, 129524, 161905, 323810, 647620, 4320557, 8641114, 17282228, 21602785, 43205570, 55015319, 82344883, 86411140, 110030638, 164689766, 220061276, 275076595, 329379532, 411724415, 550153190, 823448830, 1100306380, 1646897660, 139903956217, 279807912434, 559615824868, 699519781085, 1399039562170, 2798079124340]

約数ペア:

[(1, 2798079124340), (2, 1399039562170), (4, 699519781085), (5, 559615824868), (10, 279807912434), (20, 139903956217), (1699, 1646897660), (2543, 1100306380), (3398, 823448830), (5086, 550153190), (6796, 411724415), (8495, 329379532), (10172, 275076595), (12715, 220061276), (16990, 164689766), (25430, 110030638), (32381, 86411140), (33980, 82344883), (50860, 55015319), (64762, 43205570), (129524, 21602785), (161905, 17282228), (323810, 8641114), (647620, 4320557)]