2047877540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{9059}}^1$

素因数の和:9284

約数の個数: 48

約数和(自身を含む): 4383590400

約数和(自身を除く): 2335712860

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 178, 254, 356, 445, 508, 635, 890, 1270, 1780, 2540, 9059, 11303, 18118, 22606, 36236, 45212, 45295, 56515, 90590, 113030, 181180, 226060, 806251, 1150493, 1612502, 2300986, 3225004, 4031255, 4601972, 5752465, 8062510, 11504930, 16125020, 23009860, 102393877, 204787754, 409575508, 511969385, 1023938770, 2047877540]

約数ペア:

[(1, 2047877540), (2, 1023938770), (4, 511969385), (5, 409575508), (10, 204787754), (20, 102393877), (89, 23009860), (127, 16125020), (178, 11504930), (254, 8062510), (356, 5752465), (445, 4601972), (508, 4031255), (635, 3225004), (890, 2300986), (1270, 1612502), (1780, 1150493), (2540, 806251), (9059, 226060), (11303, 181180), (18118, 113030), (22606, 90590), (36236, 56515), (45212, 45295)]