744380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 1928640

約数和(自身を除く): 1184260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 409, 455, 818, 910, 1636, 1820, 2045, 2863, 4090, 5317, 5726, 8180, 10634, 11452, 14315, 21268, 26585, 28630, 37219, 53170, 57260, 74438, 106340, 148876, 186095, 372190, 744380]

約数ペア:

[(1, 744380), (2, 372190), (4, 186095), (5, 148876), (7, 106340), (10, 74438), (13, 57260), (14, 53170), (20, 37219), (26, 28630), (28, 26585), (35, 21268), (52, 14315), (65, 11452), (70, 10634), (91, 8180), (130, 5726), (140, 5317), (182, 4090), (260, 2863), (364, 2045), (409, 1820), (455, 1636), (818, 910)]