16047640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 42408000

約数和(自身を除く): 26360360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 1549, 2072, 2590, 3098, 5180, 6196, 7745, 10360, 10843, 12392, 15490, 21686, 30980, 43372, 54215, 57313, 61960, 86744, 108430, 114626, 216860, 229252, 286565, 401191, 433720, 458504, 573130, 802382, 1146260, 1604764, 2005955, 2292520, 3209528, 4011910, 8023820, 16047640]

約数ペア:

[(1, 16047640), (2, 8023820), (4, 4011910), (5, 3209528), (7, 2292520), (8, 2005955), (10, 1604764), (14, 1146260), (20, 802382), (28, 573130), (35, 458504), (37, 433720), (40, 401191), (56, 286565), (70, 229252), (74, 216860), (140, 114626), (148, 108430), (185, 86744), (259, 61960), (280, 57313), (296, 54215), (370, 43372), (518, 30980), (740, 21686), (1036, 15490), (1295, 12392), (1480, 10843), (1549, 10360), (2072, 7745), (2590, 6196), (3098, 5180)]