8776420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11036828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 311, 332, 340, 415, 622, 830, 1244, 1411, 1555, 1660, 2822, 3110, 5287, 5644, 6220, 7055, 10574, 14110, 21148, 25813, 26435, 28220, 51626, 52870, 103252, 105740, 129065, 258130, 438821, 516260, 877642, 1755284, 2194105, 4388210, 8776420]

約数ペア:

[(1, 8776420), (2, 4388210), (4, 2194105), (5, 1755284), (10, 877642), (17, 516260), (20, 438821), (34, 258130), (68, 129065), (83, 105740), (85, 103252), (166, 52870), (170, 51626), (311, 28220), (332, 26435), (340, 25813), (415, 21148), (622, 14110), (830, 10574), (1244, 7055), (1411, 6220), (1555, 5644), (1660, 5287), (2822, 3110)]