29802760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 74214000

約数和(自身を除く): 44411240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1549, 1924, 2405, 3098, 3848, 4810, 6196, 7745, 9620, 12392, 15490, 19240, 20137, 30980, 40274, 57313, 61960, 80548, 100685, 114626, 161096, 201370, 229252, 286565, 402740, 458504, 573130, 745069, 805480, 1146260, 1490138, 2292520, 2980276, 3725345, 5960552, 7450690, 14901380, 29802760]

約数ペア:

[(1, 29802760), (2, 14901380), (4, 7450690), (5, 5960552), (8, 3725345), (10, 2980276), (13, 2292520), (20, 1490138), (26, 1146260), (37, 805480), (40, 745069), (52, 573130), (65, 458504), (74, 402740), (104, 286565), (130, 229252), (148, 201370), (185, 161096), (260, 114626), (296, 100685), (370, 80548), (481, 61960), (520, 57313), (740, 40274), (962, 30980), (1480, 20137), (1549, 19240), (1924, 15490), (2405, 12392), (3098, 9620), (3848, 7745), (4810, 6196)]