4914580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 11430720

約数和(自身を除く): 6516140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 251, 356, 445, 502, 890, 979, 1004, 1255, 1780, 1958, 2510, 2761, 3916, 4895, 5020, 5522, 9790, 11044, 13805, 19580, 22339, 27610, 44678, 55220, 89356, 111695, 223390, 245729, 446780, 491458, 982916, 1228645, 2457290, 4914580]

約数ペア:

[(1, 4914580), (2, 2457290), (4, 1228645), (5, 982916), (10, 491458), (11, 446780), (20, 245729), (22, 223390), (44, 111695), (55, 89356), (89, 55220), (110, 44678), (178, 27610), (220, 22339), (251, 19580), (356, 13805), (445, 11044), (502, 9790), (890, 5522), (979, 5020), (1004, 4895), (1255, 3916), (1780, 2761), (1958, 2510)]