13990340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7687}}^1$

素因数の和:7716

約数の個数: 48

約数和(自身を含む): 36164352

約数和(自身を除く): 22174012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 7687, 15374, 30748, 38435, 53809, 76870, 99931, 107618, 153740, 199862, 215236, 269045, 399724, 499655, 538090, 699517, 999310, 1076180, 1399034, 1998620, 2798068, 3497585, 6995170, 13990340]

約数ペア:

[(1, 13990340), (2, 6995170), (4, 3497585), (5, 2798068), (7, 1998620), (10, 1399034), (13, 1076180), (14, 999310), (20, 699517), (26, 538090), (28, 499655), (35, 399724), (52, 269045), (65, 215236), (70, 199862), (91, 153740), (130, 107618), (140, 99931), (182, 76870), (260, 53809), (364, 38435), (455, 30748), (910, 15374), (1820, 7687)]