308688003460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1\times {\mathrm{95429}}^1$

素因数の和:96456

約数の個数: 48

約数和(自身を含む): 652335813360

約数和(自身を除く): 343647809900

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 821, 985, 1642, 1970, 3284, 3940, 4105, 8210, 16420, 95429, 161737, 190858, 323474, 381716, 477145, 646948, 808685, 954290, 1617370, 1908580, 3234740, 18799513, 37599026, 75198052, 78347209, 93997565, 156694418, 187995130, 313388836, 375990260, 391736045, 783472090, 1566944180, 15434400173, 30868800346, 61737600692, 77172000865, 154344001730, 308688003460]

約数ペア:

[(1, 308688003460), (2, 154344001730), (4, 77172000865), (5, 61737600692), (10, 30868800346), (20, 15434400173), (197, 1566944180), (394, 783472090), (788, 391736045), (821, 375990260), (985, 313388836), (1642, 187995130), (1970, 156694418), (3284, 93997565), (3940, 78347209), (4105, 75198052), (8210, 37599026), (16420, 18799513), (95429, 3234740), (161737, 1908580), (190858, 1617370), (323474, 954290), (381716, 808685), (477145, 646948)]