201801220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7151}}^1$

素因数の和:7260

約数の個数: 48

約数和(自身を含む): 454180608

約数和(自身を除く): 252379388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 5644, 7055, 7151, 14110, 14302, 28220, 28604, 35755, 71510, 121567, 143020, 243134, 486268, 593533, 607835, 1187066, 1215670, 2374132, 2431340, 2967665, 5935330, 10090061, 11870660, 20180122, 40360244, 50450305, 100900610, 201801220]

約数ペア:

[(1, 201801220), (2, 100900610), (4, 50450305), (5, 40360244), (10, 20180122), (17, 11870660), (20, 10090061), (34, 5935330), (68, 2967665), (83, 2431340), (85, 2374132), (166, 1215670), (170, 1187066), (332, 607835), (340, 593533), (415, 486268), (830, 243134), (1411, 143020), (1660, 121567), (2822, 71510), (5644, 35755), (7055, 28604), (7151, 28220), (14110, 14302)]