267458420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{188351}}^1$

素因数の和:188431

約数の個数: 24

約数和(自身を含む): 569576448

約数和(自身を除く): 302118028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 188351, 376702, 753404, 941755, 1883510, 3767020, 13372921, 26745842, 53491684, 66864605, 133729210, 267458420]

約数ペア:

[(1, 267458420), (2, 133729210), (4, 66864605), (5, 53491684), (10, 26745842), (20, 13372921), (71, 3767020), (142, 1883510), (284, 941755), (355, 753404), (710, 376702), (1420, 188351)]