48937540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 109468800

約数和(自身を除く): 60531260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1447, 1691, 1780, 2894, 3382, 5788, 6764, 7235, 8455, 14470, 16910, 27493, 28940, 33820, 54986, 109972, 128783, 137465, 257566, 274930, 515132, 549860, 643915, 1287830, 2446877, 2575660, 4893754, 9787508, 12234385, 24468770, 48937540]

約数ペア:

[(1, 48937540), (2, 24468770), (4, 12234385), (5, 9787508), (10, 4893754), (19, 2575660), (20, 2446877), (38, 1287830), (76, 643915), (89, 549860), (95, 515132), (178, 274930), (190, 257566), (356, 137465), (380, 128783), (445, 109972), (890, 54986), (1447, 33820), (1691, 28940), (1780, 27493), (2894, 16910), (3382, 14470), (5788, 8455), (6764, 7235)]