2755870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 5987520

約数和(自身を除く): 3231650

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 43, 58, 65, 85, 86, 130, 145, 170, 215, 221, 290, 377, 430, 442, 493, 559, 731, 754, 986, 1105, 1118, 1247, 1462, 1885, 2210, 2465, 2494, 2795, 3655, 3770, 4930, 5590, 6235, 6409, 7310, 9503, 12470, 12818, 16211, 19006, 21199, 32045, 32422, 42398, 47515, 64090, 81055, 95030, 105995, 162110, 211990, 275587, 551174, 1377935, 2755870]

約数ペア:

[(1, 2755870), (2, 1377935), (5, 551174), (10, 275587), (13, 211990), (17, 162110), (26, 105995), (29, 95030), (34, 81055), (43, 64090), (58, 47515), (65, 42398), (85, 32422), (86, 32045), (130, 21199), (145, 19006), (170, 16211), (215, 12818), (221, 12470), (290, 9503), (377, 7310), (430, 6409), (442, 6235), (493, 5590), (559, 4930), (731, 3770), (754, 3655), (986, 2795), (1105, 2494), (1118, 2465), (1247, 2210), (1462, 1885)]