20111730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 50295168

約数和(自身を除く): 30183438

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 83, 123, 166, 197, 205, 246, 249, 394, 410, 415, 498, 591, 615, 830, 985, 1182, 1230, 1245, 1970, 2490, 2955, 3403, 5910, 6806, 8077, 10209, 16154, 16351, 17015, 20418, 24231, 32702, 34030, 40385, 48462, 49053, 51045, 80770, 81755, 98106, 102090, 121155, 163510, 242310, 245265, 490530, 670391, 1340782, 2011173, 3351955, 4022346, 6703910, 10055865, 20111730]

約数ペア:

[(1, 20111730), (2, 10055865), (3, 6703910), (5, 4022346), (6, 3351955), (10, 2011173), (15, 1340782), (30, 670391), (41, 490530), (82, 245265), (83, 242310), (123, 163510), (166, 121155), (197, 102090), (205, 98106), (246, 81755), (249, 80770), (394, 51045), (410, 49053), (415, 48462), (498, 40385), (591, 34030), (615, 32702), (830, 24231), (985, 20418), (1182, 17015), (1230, 16351), (1245, 16154), (1970, 10209), (2490, 8077), (2955, 6806), (3403, 5910)]