280007644

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{823}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 581414400

約数和(自身を除く): 301406756

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 419, 812, 823, 838, 1646, 1676, 2933, 3292, 5761, 5866, 11522, 11732, 12151, 23044, 23867, 24302, 47734, 48604, 85057, 95468, 167069, 170114, 334138, 340228, 344837, 668276, 689674, 1379348, 2413859, 4827718, 9655436, 10000273, 20000546, 40001092, 70001911, 140003822, 280007644]

約数ペア:

[(1, 280007644), (2, 140003822), (4, 70001911), (7, 40001092), (14, 20000546), (28, 10000273), (29, 9655436), (58, 4827718), (116, 2413859), (203, 1379348), (406, 689674), (419, 668276), (812, 344837), (823, 340228), (838, 334138), (1646, 170114), (1676, 167069), (2933, 95468), (3292, 85057), (5761, 48604), (5866, 47734), (11522, 24302), (11732, 23867), (12151, 23044)]