1138602640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{70111}}^1$

素因数の和:70160

約数の個数: 80

約数和(自身を含む): 3129799680

約数和(自身を除く): 1991197040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240, 70111, 140222, 280444, 350555, 490777, 560888, 701110, 981554, 1121776, 1402220, 1963108, 2033219, 2453885, 2804440, 3926216, 4066438, 4907770, 5608880, 7852432, 8132876, 9815540, 10166095, 14232533, 16265752, 19631080, 20332190, 28465066, 32531504, 39262160, 40664380, 56930132, 71162665, 81328760, 113860264, 142325330, 162657520, 227720528, 284650660, 569301320, 1138602640]

約数ペア:

[(1, 1138602640), (2, 569301320), (4, 284650660), (5, 227720528), (7, 162657520), (8, 142325330), (10, 113860264), (14, 81328760), (16, 71162665), (20, 56930132), (28, 40664380), (29, 39262160), (35, 32531504), (40, 28465066), (56, 20332190), (58, 19631080), (70, 16265752), (80, 14232533), (112, 10166095), (116, 9815540), (140, 8132876), (145, 7852432), (203, 5608880), (232, 4907770), (280, 4066438), (290, 3926216), (406, 2804440), (464, 2453885), (560, 2033219), (580, 1963108), (812, 1402220), (1015, 1121776), (1160, 981554), (1624, 701110), (2030, 560888), (2320, 490777), (3248, 350555), (4060, 280444), (8120, 140222), (16240, 70111)]