213161840

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{39769}}^1$

素因数の和:39849

約数の個数: 40

約数和(自身を含む): 503010960

約数和(自身を除く): 289849120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 39769, 79538, 159076, 198845, 318152, 397690, 636304, 795380, 1590760, 2664523, 3181520, 5329046, 10658092, 13322615, 21316184, 26645230, 42632368, 53290460, 106580920, 213161840]

約数ペア:

[(1, 213161840), (2, 106580920), (4, 53290460), (5, 42632368), (8, 26645230), (10, 21316184), (16, 13322615), (20, 10658092), (40, 5329046), (67, 3181520), (80, 2664523), (134, 1590760), (268, 795380), (335, 636304), (536, 397690), (670, 318152), (1072, 198845), (1340, 159076), (2680, 79538), (5360, 39769)]