520024220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{5443}}^1$

素因数の和:5750

約数の個数: 48

約数和(自身を含む): 1160617248

約数和(自身を除く): 640593028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 562, 1124, 1405, 2810, 4777, 5443, 5620, 9554, 10886, 19108, 21772, 23885, 27215, 47770, 54430, 92531, 95540, 108860, 185062, 370124, 462655, 925310, 1529483, 1850620, 3058966, 6117932, 7647415, 15294830, 26001211, 30589660, 52002422, 104004844, 130006055, 260012110, 520024220]

約数ペア:

[(1, 520024220), (2, 260012110), (4, 130006055), (5, 104004844), (10, 52002422), (17, 30589660), (20, 26001211), (34, 15294830), (68, 7647415), (85, 6117932), (170, 3058966), (281, 1850620), (340, 1529483), (562, 925310), (1124, 462655), (1405, 370124), (2810, 185062), (4777, 108860), (5443, 95540), (5620, 92531), (9554, 54430), (10886, 47770), (19108, 27215), (21772, 23885)]