1377740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 3565632

約数和(自身を除く): 2187892

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, 757, 910, 1514, 1820, 3028, 3785, 5299, 7570, 9841, 10598, 15140, 19682, 21196, 26495, 39364, 49205, 52990, 68887, 98410, 105980, 137774, 196820, 275548, 344435, 688870, 1377740]

約数ペア:

[(1, 1377740), (2, 688870), (4, 344435), (5, 275548), (7, 196820), (10, 137774), (13, 105980), (14, 98410), (20, 68887), (26, 52990), (28, 49205), (35, 39364), (52, 26495), (65, 21196), (70, 19682), (91, 15140), (130, 10598), (140, 9841), (182, 7570), (260, 5299), (364, 3785), (455, 3028), (757, 1820), (910, 1514)]