13620340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 30582720

約数和(自身を除く): 16962380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 491, 730, 982, 1387, 1460, 1964, 2455, 2774, 4910, 5548, 6935, 9329, 9820, 13870, 18658, 27740, 35843, 37316, 46645, 71686, 93290, 143372, 179215, 186580, 358430, 681017, 716860, 1362034, 2724068, 3405085, 6810170, 13620340]

約数ペア:

[(1, 13620340), (2, 6810170), (4, 3405085), (5, 2724068), (10, 1362034), (19, 716860), (20, 681017), (38, 358430), (73, 186580), (76, 179215), (95, 143372), (146, 93290), (190, 71686), (292, 46645), (365, 37316), (380, 35843), (491, 27740), (730, 18658), (982, 13870), (1387, 9820), (1460, 9329), (1964, 6935), (2455, 5548), (2774, 4910)]