140274815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 189319680

約数和(自身を除く): 49044865

約数列:

[1, 5, 19, 23, 43, 95, 115, 215, 437, 817, 989, 1493, 2185, 4085, 4945, 7465, 18791, 28367, 34339, 64199, 93955, 141835, 171695, 320995, 652441, 1219781, 1476577, 3262205, 6098905, 7382885, 28054963, 140274815]

約数ペア:

[(1, 140274815), (5, 28054963), (19, 7382885), (23, 6098905), (43, 3262205), (95, 1476577), (115, 1219781), (215, 652441), (437, 320995), (817, 171695), (989, 141835), (1493, 93955), (2185, 64199), (4085, 34339), (4945, 28367), (7465, 18791)]