135090320

素因数分解:

$2^4\times 5^1\times {\mathrm{1688629}}^1$

素因数の和:1688642

約数の個数: 20

約数和(自身を含む): 314085180

約数和(自身を除く): 178994860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1688629, 3377258, 6754516, 8443145, 13509032, 16886290, 27018064, 33772580, 67545160, 135090320]

約数ペア:

[(1, 135090320), (2, 67545160), (4, 33772580), (5, 27018064), (8, 16886290), (10, 13509032), (16, 8443145), (20, 6754516), (40, 3377258), (80, 1688629)]