2091240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 7024680

約数和(自身を除く): 4933440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 157, 180, 185, 222, 296, 314, 333, 360, 370, 444, 471, 555, 628, 666, 740, 785, 888, 942, 1110, 1256, 1332, 1413, 1480, 1570, 1665, 1884, 2220, 2355, 2664, 2826, 3140, 3330, 3768, 4440, 4710, 5652, 5809, 6280, 6660, 7065, 9420, 11304, 11618, 13320, 14130, 17427, 18840, 23236, 28260, 29045, 34854, 46472, 52281, 56520, 58090, 69708, 87135, 104562, 116180, 139416, 174270, 209124, 232360, 261405, 348540, 418248, 522810, 697080, 1045620, 2091240]

約数ペア:

[(1, 2091240), (2, 1045620), (3, 697080), (4, 522810), (5, 418248), (6, 348540), (8, 261405), (9, 232360), (10, 209124), (12, 174270), (15, 139416), (18, 116180), (20, 104562), (24, 87135), (30, 69708), (36, 58090), (37, 56520), (40, 52281), (45, 46472), (60, 34854), (72, 29045), (74, 28260), (90, 23236), (111, 18840), (120, 17427), (148, 14130), (157, 13320), (180, 11618), (185, 11304), (222, 9420), (296, 7065), (314, 6660), (333, 6280), (360, 5809), (370, 5652), (444, 4710), (471, 4440), (555, 3768), (628, 3330), (666, 3140), (740, 2826), (785, 2664), (888, 2355), (942, 2220), (1110, 1884), (1256, 1665), (1332, 1570), (1413, 1480)]