2019988170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{79873}}^1$

素因数の和:80167

約数の個数: 48

約数和(自身を含む): 5270725512

約数和(自身を除く): 3250737342

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 281, 562, 843, 1405, 1686, 2529, 2810, 4215, 5058, 8430, 12645, 25290, 79873, 159746, 239619, 399365, 479238, 718857, 798730, 1198095, 1437714, 2396190, 3594285, 7188570, 22444313, 44888626, 67332939, 112221565, 134665878, 201998817, 224443130, 336664695, 403997634, 673329390, 1009994085, 2019988170]

約数ペア:

[(1, 2019988170), (2, 1009994085), (3, 673329390), (5, 403997634), (6, 336664695), (9, 224443130), (10, 201998817), (15, 134665878), (18, 112221565), (30, 67332939), (45, 44888626), (90, 22444313), (281, 7188570), (562, 3594285), (843, 2396190), (1405, 1437714), (1686, 1198095), (2529, 798730), (2810, 718857), (4215, 479238), (5058, 399365), (8430, 239619), (12645, 159746), (25290, 79873)]