12463640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6359}}^1$

素因数の和:6384

約数の個数: 48

約数和(自身を含む): 32626800

約数和(自身を除く): 20163160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 6359, 12718, 25436, 31795, 44513, 50872, 63590, 89026, 127180, 178052, 222565, 254360, 311591, 356104, 445130, 623182, 890260, 1246364, 1557955, 1780520, 2492728, 3115910, 6231820, 12463640]

約数ペア:

[(1, 12463640), (2, 6231820), (4, 3115910), (5, 2492728), (7, 1780520), (8, 1557955), (10, 1246364), (14, 890260), (20, 623182), (28, 445130), (35, 356104), (40, 311591), (49, 254360), (56, 222565), (70, 178052), (98, 127180), (140, 89026), (196, 63590), (245, 50872), (280, 44513), (392, 31795), (490, 25436), (980, 12718), (1960, 6359)]