190290380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2791}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 457798656

約数和(自身を除く): 267508276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 2791, 3409, 4870, 5582, 6818, 9740, 11164, 13636, 13955, 17045, 19537, 27910, 34090, 39074, 55820, 68180, 78148, 97685, 195370, 390740, 1359217, 2718434, 5436868, 6796085, 9514519, 13592170, 19029038, 27184340, 38058076, 47572595, 95145190, 190290380]

約数ペア:

[(1, 190290380), (2, 95145190), (4, 47572595), (5, 38058076), (7, 27184340), (10, 19029038), (14, 13592170), (20, 9514519), (28, 6796085), (35, 5436868), (70, 2718434), (140, 1359217), (487, 390740), (974, 195370), (1948, 97685), (2435, 78148), (2791, 68180), (3409, 55820), (4870, 39074), (5582, 34090), (6818, 27910), (9740, 19537), (11164, 17045), (13636, 13955)]