191823920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3001}}^1$

素因数の和:3078

約数の個数: 80

約数和(自身を含む): 482433408

約数和(自身を除く): 290609488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1360, 1598, 1880, 3001, 3196, 3760, 3995, 6002, 6392, 7990, 12004, 12784, 15005, 15980, 24008, 30010, 31960, 48016, 51017, 60020, 63920, 102034, 120040, 141047, 204068, 240080, 255085, 282094, 408136, 510170, 564188, 705235, 816272, 1020340, 1128376, 1410470, 2040680, 2256752, 2397799, 2820940, 4081360, 4795598, 5641880, 9591196, 11283760, 11988995, 19182392, 23977990, 38364784, 47955980, 95911960, 191823920]

約数ペア:

[(1, 191823920), (2, 95911960), (4, 47955980), (5, 38364784), (8, 23977990), (10, 19182392), (16, 11988995), (17, 11283760), (20, 9591196), (34, 5641880), (40, 4795598), (47, 4081360), (68, 2820940), (80, 2397799), (85, 2256752), (94, 2040680), (136, 1410470), (170, 1128376), (188, 1020340), (235, 816272), (272, 705235), (340, 564188), (376, 510170), (470, 408136), (680, 282094), (752, 255085), (799, 240080), (940, 204068), (1360, 141047), (1598, 120040), (1880, 102034), (3001, 63920), (3196, 60020), (3760, 51017), (3995, 48016), (6002, 31960), (6392, 30010), (7990, 24008), (12004, 15980), (12784, 15005)]