2972420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 6955200

約数和(自身を除く): 3982780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 229, 236, 295, 458, 590, 649, 916, 1145, 1180, 1298, 2290, 2519, 2596, 3245, 4580, 5038, 6490, 10076, 12595, 12980, 13511, 25190, 27022, 50380, 54044, 67555, 135110, 148621, 270220, 297242, 594484, 743105, 1486210, 2972420]

約数ペア:

[(1, 2972420), (2, 1486210), (4, 743105), (5, 594484), (10, 297242), (11, 270220), (20, 148621), (22, 135110), (44, 67555), (55, 54044), (59, 50380), (110, 27022), (118, 25190), (220, 13511), (229, 12980), (236, 12595), (295, 10076), (458, 6490), (590, 5038), (649, 4580), (916, 3245), (1145, 2596), (1180, 2519), (1298, 2290)]