2020116840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{2153}}^1$

素因数の和:3291

約数の個数: 128

約数和(自身を含む): 6935535360

約数和(自身を除く): 4915418520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1117, 2153, 2234, 3351, 4306, 4468, 5585, 6459, 6702, 7819, 8612, 8936, 10765, 11170, 12918, 13404, 15071, 15638, 16755, 17224, 21530, 22340, 23457, 25836, 26808, 30142, 31276, 32295, 33510, 39095, 43060, 44680, 45213, 46914, 51672, 60284, 62552, 64590, 67020, 75355, 78190, 86120, 90426, 93828, 117285, 120568, 129180, 134040, 150710, 156380, 180852, 187656, 226065, 234570, 258360, 301420, 312760, 361704, 452130, 469140, 602840, 904260, 938280, 1808520, 2404901, 4809802, 7214703, 9619604, 12024505, 14429406, 16834307, 19239208, 24049010, 28858812, 33668614, 36073515, 48098020, 50502921, 57717624, 67337228, 72147030, 84171535, 96196040, 101005842, 134674456, 144294060, 168343070, 202011684, 252514605, 288588120, 336686140, 404023368, 505029210, 673372280, 1010058420, 2020116840]

約数ペア:

[(1, 2020116840), (2, 1010058420), (3, 673372280), (4, 505029210), (5, 404023368), (6, 336686140), (7, 288588120), (8, 252514605), (10, 202011684), (12, 168343070), (14, 144294060), (15, 134674456), (20, 101005842), (21, 96196040), (24, 84171535), (28, 72147030), (30, 67337228), (35, 57717624), (40, 50502921), (42, 48098020), (56, 36073515), (60, 33668614), (70, 28858812), (84, 24049010), (105, 19239208), (120, 16834307), (140, 14429406), (168, 12024505), (210, 9619604), (280, 7214703), (420, 4809802), (840, 2404901), (1117, 1808520), (2153, 938280), (2234, 904260), (3351, 602840), (4306, 469140), (4468, 452130), (5585, 361704), (6459, 312760), (6702, 301420), (7819, 258360), (8612, 234570), (8936, 226065), (10765, 187656), (11170, 180852), (12918, 156380), (13404, 150710), (15071, 134040), (15638, 129180), (16755, 120568), (17224, 117285), (21530, 93828), (22340, 90426), (23457, 86120), (25836, 78190), (26808, 75355), (30142, 67020), (31276, 64590), (32295, 62552), (33510, 60284), (39095, 51672), (43060, 46914), (44680, 45213)]