2014769840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1338

約数の個数: 80

約数和(自身を含む): 4767123456

約数和(自身を除く): 2752353616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 431, 568, 710, 823, 862, 1136, 1420, 1646, 1724, 2155, 2840, 3292, 3448, 4115, 4310, 5680, 6584, 6896, 8230, 8620, 13168, 16460, 17240, 30601, 32920, 34480, 58433, 61202, 65840, 116866, 122404, 153005, 233732, 244808, 292165, 306010, 354713, 467464, 489616, 584330, 612020, 709426, 934928, 1168660, 1224040, 1418852, 1773565, 2337320, 2448080, 2837704, 3547130, 4674640, 5675408, 7094260, 14188520, 25184623, 28377040, 50369246, 100738492, 125923115, 201476984, 251846230, 402953968, 503692460, 1007384920, 2014769840]

約数ペア:

[(1, 2014769840), (2, 1007384920), (4, 503692460), (5, 402953968), (8, 251846230), (10, 201476984), (16, 125923115), (20, 100738492), (40, 50369246), (71, 28377040), (80, 25184623), (142, 14188520), (284, 7094260), (355, 5675408), (431, 4674640), (568, 3547130), (710, 2837704), (823, 2448080), (862, 2337320), (1136, 1773565), (1420, 1418852), (1646, 1224040), (1724, 1168660), (2155, 934928), (2840, 709426), (3292, 612020), (3448, 584330), (4115, 489616), (4310, 467464), (5680, 354713), (6584, 306010), (6896, 292165), (8230, 244808), (8620, 233732), (13168, 153005), (16460, 122404), (17240, 116866), (30601, 65840), (32920, 61202), (34480, 58433)]