2084960

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 5016816

約数和(自身を除く): 2931856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 157, 160, 166, 314, 332, 415, 628, 664, 785, 830, 1256, 1328, 1570, 1660, 2512, 2656, 3140, 3320, 5024, 6280, 6640, 12560, 13031, 13280, 25120, 26062, 52124, 65155, 104248, 130310, 208496, 260620, 416992, 521240, 1042480, 2084960]

約数ペア:

[(1, 2084960), (2, 1042480), (4, 521240), (5, 416992), (8, 260620), (10, 208496), (16, 130310), (20, 104248), (32, 65155), (40, 52124), (80, 26062), (83, 25120), (157, 13280), (160, 13031), (166, 12560), (314, 6640), (332, 6280), (415, 5024), (628, 3320), (664, 3140), (785, 2656), (830, 2512), (1256, 1660), (1328, 1570)]