8889887380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{10883}}^1$

素因数の和:11029

約数の個数: 96

約数和(自身を含む): 21064458240

約数和(自身を除く): 12174570860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 79, 94, 110, 158, 188, 220, 235, 316, 395, 470, 517, 790, 869, 940, 1034, 1580, 1738, 2068, 2585, 3476, 3713, 4345, 5170, 7426, 8690, 10340, 10883, 14852, 17380, 18565, 21766, 37130, 40843, 43532, 54415, 74260, 81686, 108830, 119713, 163372, 204215, 217660, 239426, 408430, 478852, 511501, 598565, 816860, 859757, 1023002, 1197130, 1719514, 2046004, 2394260, 2557505, 3439028, 4298785, 5115010, 5626511, 8597570, 9457327, 10230020, 11253022, 17195140, 18914654, 22506044, 28132555, 37829308, 40408579, 47286635, 56265110, 80817158, 94573270, 112530220, 161634316, 189146540, 202042895, 404085790, 444494369, 808171580, 888988738, 1777977476, 2222471845, 4444943690, 8889887380]

約数ペア:

[(1, 8889887380), (2, 4444943690), (4, 2222471845), (5, 1777977476), (10, 888988738), (11, 808171580), (20, 444494369), (22, 404085790), (44, 202042895), (47, 189146540), (55, 161634316), (79, 112530220), (94, 94573270), (110, 80817158), (158, 56265110), (188, 47286635), (220, 40408579), (235, 37829308), (316, 28132555), (395, 22506044), (470, 18914654), (517, 17195140), (790, 11253022), (869, 10230020), (940, 9457327), (1034, 8597570), (1580, 5626511), (1738, 5115010), (2068, 4298785), (2585, 3439028), (3476, 2557505), (3713, 2394260), (4345, 2046004), (5170, 1719514), (7426, 1197130), (8690, 1023002), (10340, 859757), (10883, 816860), (14852, 598565), (17380, 511501), (18565, 478852), (21766, 408430), (37130, 239426), (40843, 217660), (43532, 204215), (54415, 163372), (74260, 119713), (81686, 108830)]