1878320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 4459536

約数和(自身を除く): 2581216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 443, 530, 848, 886, 1060, 1772, 2120, 2215, 3544, 4240, 4430, 7088, 8860, 17720, 23479, 35440, 46958, 93916, 117395, 187832, 234790, 375664, 469580, 939160, 1878320]

約数ペア:

[(1, 1878320), (2, 939160), (4, 469580), (5, 375664), (8, 234790), (10, 187832), (16, 117395), (20, 93916), (40, 46958), (53, 35440), (80, 23479), (106, 17720), (212, 8860), (265, 7088), (424, 4430), (443, 4240), (530, 3544), (848, 2215), (886, 2120), (1060, 1772)]