4665380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2621}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 9911160

約数和(自身を除く): 5245780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2621, 5242, 10484, 13105, 26210, 52420, 233269, 466538, 933076, 1166345, 2332690, 4665380]

約数ペア:

[(1, 4665380), (2, 2332690), (4, 1166345), (5, 933076), (10, 466538), (20, 233269), (89, 52420), (178, 26210), (356, 13105), (445, 10484), (890, 5242), (1780, 2621)]