20189803560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{25373}}^1$

素因数の和:25755

約数の個数: 128

約数和(自身を含む): 63942480000

約数和(自身を除く): 43752676440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 349, 380, 456, 570, 698, 760, 1047, 1140, 1396, 1745, 2094, 2280, 2792, 3490, 4188, 5235, 6631, 6980, 8376, 10470, 13262, 13960, 19893, 20940, 25373, 26524, 33155, 39786, 41880, 50746, 53048, 66310, 76119, 79572, 99465, 101492, 126865, 132620, 152238, 159144, 198930, 202984, 253730, 265240, 304476, 380595, 397860, 482087, 507460, 608952, 761190, 795720, 964174, 1014920, 1446261, 1522380, 1928348, 2410435, 2892522, 3044760, 3856696, 4820870, 5785044, 7231305, 8855177, 9641740, 11570088, 14462610, 17710354, 19283480, 26565531, 28925220, 35420708, 44275885, 53131062, 57850440, 70841416, 88551770, 106262124, 132827655, 168248363, 177103540, 212524248, 265655310, 336496726, 354207080, 504745089, 531310620, 672993452, 841241815, 1009490178, 1062621240, 1345986904, 1682483630, 2018980356, 2523725445, 3364967260, 4037960712, 5047450890, 6729934520, 10094901780, 20189803560]

約数ペア:

[(1, 20189803560), (2, 10094901780), (3, 6729934520), (4, 5047450890), (5, 4037960712), (6, 3364967260), (8, 2523725445), (10, 2018980356), (12, 1682483630), (15, 1345986904), (19, 1062621240), (20, 1009490178), (24, 841241815), (30, 672993452), (38, 531310620), (40, 504745089), (57, 354207080), (60, 336496726), (76, 265655310), (95, 212524248), (114, 177103540), (120, 168248363), (152, 132827655), (190, 106262124), (228, 88551770), (285, 70841416), (349, 57850440), (380, 53131062), (456, 44275885), (570, 35420708), (698, 28925220), (760, 26565531), (1047, 19283480), (1140, 17710354), (1396, 14462610), (1745, 11570088), (2094, 9641740), (2280, 8855177), (2792, 7231305), (3490, 5785044), (4188, 4820870), (5235, 3856696), (6631, 3044760), (6980, 2892522), (8376, 2410435), (10470, 1928348), (13262, 1522380), (13960, 1446261), (19893, 1014920), (20940, 964174), (25373, 795720), (26524, 761190), (33155, 608952), (39786, 507460), (41880, 482087), (50746, 397860), (53048, 380595), (66310, 304476), (76119, 265240), (79572, 253730), (99465, 202984), (101492, 198930), (126865, 159144), (132620, 152238)]