4461580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 10080000

約数和(自身を除く): 5618420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 199, 236, 295, 380, 398, 590, 796, 995, 1121, 1180, 1990, 2242, 3781, 3980, 4484, 5605, 7562, 11210, 11741, 15124, 18905, 22420, 23482, 37810, 46964, 58705, 75620, 117410, 223079, 234820, 446158, 892316, 1115395, 2230790, 4461580]

約数ペア:

[(1, 4461580), (2, 2230790), (4, 1115395), (5, 892316), (10, 446158), (19, 234820), (20, 223079), (38, 117410), (59, 75620), (76, 58705), (95, 46964), (118, 37810), (190, 23482), (199, 22420), (236, 18905), (295, 15124), (380, 11741), (398, 11210), (590, 7562), (796, 5605), (995, 4484), (1121, 3980), (1180, 3781), (1990, 2242)]