40589890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19421}}^1$

素因数の和:19458

約数の個数: 32

約数和(自身を含む): 83903040

約数和(自身を除く): 43313150

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 19421, 38842, 97105, 194210, 213631, 368999, 427262, 737998, 1068155, 1844995, 2136310, 3689990, 4058989, 8117978, 20294945, 40589890]

約数ペア:

[(1, 40589890), (2, 20294945), (5, 8117978), (10, 4058989), (11, 3689990), (19, 2136310), (22, 1844995), (38, 1068155), (55, 737998), (95, 427262), (110, 368999), (190, 213631), (209, 194210), (418, 97105), (1045, 38842), (2090, 19421)]