47997880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 130999680

約数和(自身を除く): 83001800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 41, 56, 70, 74, 82, 113, 140, 148, 164, 185, 205, 226, 259, 280, 287, 296, 328, 370, 410, 452, 518, 565, 574, 740, 791, 820, 904, 1036, 1130, 1148, 1295, 1435, 1480, 1517, 1582, 1640, 2072, 2260, 2296, 2590, 2870, 3034, 3164, 3955, 4181, 4520, 4633, 5180, 5740, 6068, 6328, 7585, 7910, 8362, 9266, 10360, 10619, 11480, 12136, 15170, 15820, 16724, 18532, 20905, 21238, 23165, 29267, 30340, 31640, 32431, 33448, 37064, 41810, 42476, 46330, 53095, 58534, 60680, 64862, 83620, 84952, 92660, 106190, 117068, 129724, 146335, 162155, 167240, 171421, 185320, 212380, 234136, 259448, 292670, 324310, 342842, 424760, 585340, 648620, 685684, 857105, 1170680, 1199947, 1297240, 1371368, 1714210, 2399894, 3428420, 4799788, 5999735, 6856840, 9599576, 11999470, 23998940, 47997880]

約数ペア:

[(1, 47997880), (2, 23998940), (4, 11999470), (5, 9599576), (7, 6856840), (8, 5999735), (10, 4799788), (14, 3428420), (20, 2399894), (28, 1714210), (35, 1371368), (37, 1297240), (40, 1199947), (41, 1170680), (56, 857105), (70, 685684), (74, 648620), (82, 585340), (113, 424760), (140, 342842), (148, 324310), (164, 292670), (185, 259448), (205, 234136), (226, 212380), (259, 185320), (280, 171421), (287, 167240), (296, 162155), (328, 146335), (370, 129724), (410, 117068), (452, 106190), (518, 92660), (565, 84952), (574, 83620), (740, 64862), (791, 60680), (820, 58534), (904, 53095), (1036, 46330), (1130, 42476), (1148, 41810), (1295, 37064), (1435, 33448), (1480, 32431), (1517, 31640), (1582, 30340), (1640, 29267), (2072, 23165), (2260, 21238), (2296, 20905), (2590, 18532), (2870, 16724), (3034, 15820), (3164, 15170), (3955, 12136), (4181, 11480), (4520, 10619), (4633, 10360), (5180, 9266), (5740, 8362), (6068, 7910), (6328, 7585)]