42858920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82421}}^1$

素因数の和:82445

約数の個数: 32

約数和(自身を含む): 103851720

約数和(自身を除く): 60992800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 82421, 164842, 329684, 412105, 659368, 824210, 1071473, 1648420, 2142946, 3296840, 4285892, 5357365, 8571784, 10714730, 21429460, 42858920]

約数ペア:

[(1, 42858920), (2, 21429460), (4, 10714730), (5, 8571784), (8, 5357365), (10, 4285892), (13, 3296840), (20, 2142946), (26, 1648420), (40, 1071473), (52, 824210), (65, 659368), (104, 412105), (130, 329684), (260, 164842), (520, 82421)]