11900240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13523}}^1$

素因数の和:13547

約数の個数: 40

約数和(自身を含む): 30185568

約数和(自身を除く): 18285328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 13523, 27046, 54092, 67615, 108184, 135230, 148753, 216368, 270460, 297506, 540920, 595012, 743765, 1081840, 1190024, 1487530, 2380048, 2975060, 5950120, 11900240]

約数ペア:

[(1, 11900240), (2, 5950120), (4, 2975060), (5, 2380048), (8, 1487530), (10, 1190024), (11, 1081840), (16, 743765), (20, 595012), (22, 540920), (40, 297506), (44, 270460), (55, 216368), (80, 148753), (88, 135230), (110, 108184), (176, 67615), (220, 54092), (440, 27046), (880, 13523)]