40057990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2819}}^1$

素因数の和:2869

約数の個数: 48

約数和(自身を含む): 86799600

約数和(自身を除く): 46741610

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2819, 2842, 5638, 7105, 14095, 14210, 19733, 28190, 39466, 81751, 98665, 138131, 163502, 197330, 276262, 408755, 572257, 690655, 817510, 1144514, 1381310, 2861285, 4005799, 5722570, 8011598, 20028995, 40057990]

約数ペア:

[(1, 40057990), (2, 20028995), (5, 8011598), (7, 5722570), (10, 4005799), (14, 2861285), (29, 1381310), (35, 1144514), (49, 817510), (58, 690655), (70, 572257), (98, 408755), (145, 276262), (203, 197330), (245, 163502), (290, 138131), (406, 98665), (490, 81751), (1015, 39466), (1421, 28190), (2030, 19733), (2819, 14210), (2842, 14095), (5638, 7105)]