4950260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 12512640

約数和(自身を除く): 7562380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1861, 2660, 3722, 7444, 9305, 13027, 18610, 26054, 35359, 37220, 52108, 65135, 70718, 130270, 141436, 176795, 247513, 260540, 353590, 495026, 707180, 990052, 1237565, 2475130, 4950260]

約数ペア:

[(1, 4950260), (2, 2475130), (4, 1237565), (5, 990052), (7, 707180), (10, 495026), (14, 353590), (19, 260540), (20, 247513), (28, 176795), (35, 141436), (38, 130270), (70, 70718), (76, 65135), (95, 52108), (133, 37220), (140, 35359), (190, 26054), (266, 18610), (380, 13027), (532, 9305), (665, 7444), (1330, 3722), (1861, 2660)]