145782020

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{23743}}^1$

素因数の和:24059

約数の個数: 24

約数和(自身を含む): 307152384

約数和(自身を除く): 161370364

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 23743, 47486, 94972, 118715, 237430, 474860, 7289101, 14578202, 29156404, 36445505, 72891010, 145782020]

約数ペア:

[(1, 145782020), (2, 72891010), (4, 36445505), (5, 29156404), (10, 14578202), (20, 7289101), (307, 474860), (614, 237430), (1228, 118715), (1535, 94972), (3070, 47486), (6140, 23743)]