2193850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 4519800

約数和(自身を除く): 2325950

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 89, 145, 170, 178, 290, 425, 445, 493, 725, 850, 890, 986, 1450, 1513, 2225, 2465, 2581, 3026, 4450, 4930, 5162, 7565, 12325, 12905, 15130, 24650, 25810, 37825, 43877, 64525, 75650, 87754, 129050, 219385, 438770, 1096925, 2193850]

約数ペア:

[(1, 2193850), (2, 1096925), (5, 438770), (10, 219385), (17, 129050), (25, 87754), (29, 75650), (34, 64525), (50, 43877), (58, 37825), (85, 25810), (89, 24650), (145, 15130), (170, 12905), (178, 12325), (290, 7565), (425, 5162), (445, 4930), (493, 4450), (725, 3026), (850, 2581), (890, 2465), (986, 2225), (1450, 1513)]