40059980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2243}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 90478080

約数和(自身を除く): 50418100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 2243, 3572, 4465, 4486, 8930, 8972, 11215, 17860, 22430, 42617, 44860, 85234, 105421, 170468, 210842, 213085, 421684, 426170, 527105, 852340, 1054210, 2002999, 2108420, 4005998, 8011996, 10014995, 20029990, 40059980]

約数ペア:

[(1, 40059980), (2, 20029990), (4, 10014995), (5, 8011996), (10, 4005998), (19, 2108420), (20, 2002999), (38, 1054210), (47, 852340), (76, 527105), (94, 426170), (95, 421684), (188, 213085), (190, 210842), (235, 170468), (380, 105421), (470, 85234), (893, 44860), (940, 42617), (1786, 22430), (2243, 17860), (3572, 11215), (4465, 8972), (4486, 8930)]