2007352660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{122849}}^1$

素因数の和:122920

約数の個数: 48

約数和(自身を含む): 4540536000

約数和(自身を除く): 2533183340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 122849, 245698, 491396, 614245, 1228490, 2334131, 2456980, 4668262, 5282507, 9336524, 10565014, 11670655, 21130028, 23341310, 26412535, 46682620, 52825070, 100367633, 105650140, 200735266, 401470532, 501838165, 1003676330, 2007352660]

約数ペア:

[(1, 2007352660), (2, 1003676330), (4, 501838165), (5, 401470532), (10, 200735266), (19, 105650140), (20, 100367633), (38, 52825070), (43, 46682620), (76, 26412535), (86, 23341310), (95, 21130028), (172, 11670655), (190, 10565014), (215, 9336524), (380, 5282507), (430, 4668262), (817, 2456980), (860, 2334131), (1634, 1228490), (3268, 614245), (4085, 491396), (8170, 245698), (16340, 122849)]