2569565540

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{4447}}^1$

素因数の和:4796

約数の個数: 48

約数和(自身を含む): 5461005312

約数和(自身を除く): 2891439772

約数列:

[1, 2, 4, 5, 10, 20, 167, 173, 334, 346, 668, 692, 835, 865, 1670, 1730, 3340, 3460, 4447, 8894, 17788, 22235, 28891, 44470, 57782, 88940, 115564, 144455, 288910, 577820, 742649, 769331, 1485298, 1538662, 2970596, 3077324, 3713245, 3846655, 7426490, 7693310, 14852980, 15386620, 128478277, 256956554, 513913108, 642391385, 1284782770, 2569565540]

約数ペア:

[(1, 2569565540), (2, 1284782770), (4, 642391385), (5, 513913108), (10, 256956554), (20, 128478277), (167, 15386620), (173, 14852980), (334, 7693310), (346, 7426490), (668, 3846655), (692, 3713245), (835, 3077324), (865, 2970596), (1670, 1538662), (1730, 1485298), (3340, 769331), (3460, 742649), (4447, 577820), (8894, 288910), (17788, 144455), (22235, 115564), (28891, 88940), (44470, 57782)]