2990578970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{222679}}^1$

素因数の和:222782

約数の個数: 32

約数和(自身を含む): 5771865600

約数和(自身を除く): 2781286630

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 222679, 445358, 1113395, 2226790, 3785543, 7571086, 17591641, 18927715, 35183282, 37855430, 87958205, 175916410, 299057897, 598115794, 1495289485, 2990578970]

約数ペア:

[(1, 2990578970), (2, 1495289485), (5, 598115794), (10, 299057897), (17, 175916410), (34, 87958205), (79, 37855430), (85, 35183282), (158, 18927715), (170, 17591641), (395, 7571086), (790, 3785543), (1343, 2226790), (2686, 1113395), (6715, 445358), (13430, 222679)]