20173190930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1\times {\mathrm{1753}}^1$

素因数の和:2403

約数の個数: 64

約数和(自身を含む): 38825982720

約数和(自身を除く): 18652791790

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 487, 695, 974, 1390, 1753, 2363, 2435, 3506, 4726, 4870, 8279, 8765, 11815, 16558, 17530, 23630, 29801, 41395, 59602, 67693, 82790, 135386, 149005, 243667, 298010, 338465, 487334, 676930, 853711, 1150781, 1218335, 1707422, 2301562, 2436670, 4142339, 4268555, 5753905, 8284678, 8537110, 11507810, 14513087, 20711695, 29026174, 41423390, 72565435, 118665829, 145130870, 237331658, 593329145, 1186658290, 2017319093, 4034638186, 10086595465, 20173190930]

約数ペア:

[(1, 20173190930), (2, 10086595465), (5, 4034638186), (10, 2017319093), (17, 1186658290), (34, 593329145), (85, 237331658), (139, 145130870), (170, 118665829), (278, 72565435), (487, 41423390), (695, 29026174), (974, 20711695), (1390, 14513087), (1753, 11507810), (2363, 8537110), (2435, 8284678), (3506, 5753905), (4726, 4268555), (4870, 4142339), (8279, 2436670), (8765, 2301562), (11815, 1707422), (16558, 1218335), (17530, 1150781), (23630, 853711), (29801, 676930), (41395, 487334), (59602, 338465), (67693, 298010), (82790, 243667), (135386, 149005)]