2640804784

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{887}}^1\times {\mathrm{2549}}^1$

素因数の和:3517

約数の個数: 40

約数和(自身を含む): 5194533600

約数和(自身を除く): 2553728816

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 887, 1168, 1774, 2549, 3548, 5098, 7096, 10196, 14192, 20392, 40784, 64751, 129502, 186077, 259004, 372154, 518008, 744308, 1036016, 1488616, 2260963, 2977232, 4521926, 9043852, 18087704, 36175408, 165050299, 330100598, 660201196, 1320402392, 2640804784]

約数ペア:

[(1, 2640804784), (2, 1320402392), (4, 660201196), (8, 330100598), (16, 165050299), (73, 36175408), (146, 18087704), (292, 9043852), (584, 4521926), (887, 2977232), (1168, 2260963), (1774, 1488616), (2549, 1036016), (3548, 744308), (5098, 518008), (7096, 372154), (10196, 259004), (14192, 186077), (20392, 129502), (40784, 64751)]