4428560

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 10385496

約数和(自身を除く): 5956936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 281, 394, 562, 788, 985, 1124, 1405, 1576, 1970, 2248, 2810, 3152, 3940, 4496, 5620, 7880, 11240, 15760, 22480, 55357, 110714, 221428, 276785, 442856, 553570, 885712, 1107140, 2214280, 4428560]

約数ペア:

[(1, 4428560), (2, 2214280), (4, 1107140), (5, 885712), (8, 553570), (10, 442856), (16, 276785), (20, 221428), (40, 110714), (80, 55357), (197, 22480), (281, 15760), (394, 11240), (562, 7880), (788, 5620), (985, 4496), (1124, 3940), (1405, 3152), (1576, 2810), (1970, 2248)]