24659720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 59356800

約数和(自身を除く): 34697080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 457, 568, 710, 760, 914, 1349, 1420, 1828, 2285, 2698, 2840, 3656, 4570, 5396, 6745, 8683, 9140, 10792, 13490, 17366, 18280, 26980, 32447, 34732, 43415, 53960, 64894, 69464, 86830, 129788, 162235, 173660, 259576, 324470, 347320, 616493, 648940, 1232986, 1297880, 2465972, 3082465, 4931944, 6164930, 12329860, 24659720]

約数ペア:

[(1, 24659720), (2, 12329860), (4, 6164930), (5, 4931944), (8, 3082465), (10, 2465972), (19, 1297880), (20, 1232986), (38, 648940), (40, 616493), (71, 347320), (76, 324470), (95, 259576), (142, 173660), (152, 162235), (190, 129788), (284, 86830), (355, 69464), (380, 64894), (457, 53960), (568, 43415), (710, 34732), (760, 32447), (914, 26980), (1349, 18280), (1420, 17366), (1828, 13490), (2285, 10792), (2698, 9140), (2840, 8683), (3656, 6745), (4570, 5396)]