20199109240

素因数分解:

$2^3\times 5^1\times {\mathrm{6163}}^1\times {\mathrm{81937}}^1$

素因数の和:88111

約数の個数: 32

約数和(自身を含む): 45455924880

約数和(自身を除く): 25256815640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6163, 12326, 24652, 30815, 49304, 61630, 81937, 123260, 163874, 246520, 327748, 409685, 655496, 819370, 1638740, 3277480, 504977731, 1009955462, 2019910924, 2524888655, 4039821848, 5049777310, 10099554620, 20199109240]

約数ペア:

[(1, 20199109240), (2, 10099554620), (4, 5049777310), (5, 4039821848), (8, 2524888655), (10, 2019910924), (20, 1009955462), (40, 504977731), (6163, 3277480), (12326, 1638740), (24652, 819370), (30815, 655496), (49304, 409685), (61630, 327748), (81937, 246520), (123260, 163874)]