18645440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5297}}^1$

素因数の和:5325

約数の個数: 56

約数和(自身を含む): 48444912

約数和(自身を除く): 29799472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5297, 10594, 21188, 26485, 42376, 52970, 58267, 84752, 105940, 116534, 169504, 211880, 233068, 291335, 339008, 423760, 466136, 582670, 847520, 932272, 1165340, 1695040, 1864544, 2330680, 3729088, 4661360, 9322720, 18645440]

約数ペア:

[(1, 18645440), (2, 9322720), (4, 4661360), (5, 3729088), (8, 2330680), (10, 1864544), (11, 1695040), (16, 1165340), (20, 932272), (22, 847520), (32, 582670), (40, 466136), (44, 423760), (55, 339008), (64, 291335), (80, 233068), (88, 211880), (110, 169504), (160, 116534), (176, 105940), (220, 84752), (320, 58267), (352, 52970), (440, 42376), (704, 26485), (880, 21188), (1760, 10594), (3520, 5297)]