19946880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3463}}^1$

素因数の和:3488

約数の個数: 96

約数和(自身を含む): 68898960

約数和(自身を除く): 48952080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3463, 5760, 6926, 10389, 13852, 17315, 20778, 27704, 31167, 34630, 41556, 51945, 55408, 62334, 69260, 83112, 103890, 110816, 124668, 138520, 155835, 166224, 207780, 221632, 249336, 277040, 311670, 332448, 415560, 443264, 498672, 554080, 623340, 664896, 831120, 997344, 1108160, 1246680, 1329792, 1662240, 1994688, 2216320, 2493360, 3324480, 3989376, 4986720, 6648960, 9973440, 19946880]

約数ペア:

[(1, 19946880), (2, 9973440), (3, 6648960), (4, 4986720), (5, 3989376), (6, 3324480), (8, 2493360), (9, 2216320), (10, 1994688), (12, 1662240), (15, 1329792), (16, 1246680), (18, 1108160), (20, 997344), (24, 831120), (30, 664896), (32, 623340), (36, 554080), (40, 498672), (45, 443264), (48, 415560), (60, 332448), (64, 311670), (72, 277040), (80, 249336), (90, 221632), (96, 207780), (120, 166224), (128, 155835), (144, 138520), (160, 124668), (180, 110816), (192, 103890), (240, 83112), (288, 69260), (320, 62334), (360, 55408), (384, 51945), (480, 41556), (576, 34630), (640, 31167), (720, 27704), (960, 20778), (1152, 17315), (1440, 13852), (1920, 10389), (2880, 6926), (3463, 5760)]