349760740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131489}}^1$

素因数の和:131524

約数の個数: 48

約数和(自身を含む): 883612800

約数和(自身を除く): 533852060

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, 2660, 131489, 262978, 525956, 657445, 920423, 1314890, 1840846, 2498291, 2629780, 3681692, 4602115, 4996582, 9204230, 9993164, 12491455, 17488037, 18408460, 24982910, 34976074, 49965820, 69952148, 87440185, 174880370, 349760740]

約数ペア:

[(1, 349760740), (2, 174880370), (4, 87440185), (5, 69952148), (7, 49965820), (10, 34976074), (14, 24982910), (19, 18408460), (20, 17488037), (28, 12491455), (35, 9993164), (38, 9204230), (70, 4996582), (76, 4602115), (95, 3681692), (133, 2629780), (140, 2498291), (190, 1840846), (266, 1314890), (380, 920423), (532, 657445), (665, 525956), (1330, 262978), (2660, 131489)]