20361120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 69727392

約数和(自身を除く): 49366272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 251, 260, 312, 338, 390, 416, 480, 502, 507, 520, 624, 676, 753, 780, 845, 1004, 1014, 1040, 1248, 1255, 1352, 1506, 1560, 1690, 2008, 2028, 2080, 2510, 2535, 2704, 3012, 3120, 3263, 3380, 3765, 4016, 4056, 5020, 5070, 5408, 6024, 6240, 6526, 6760, 7530, 8032, 8112, 9789, 10040, 10140, 12048, 13052, 13520, 15060, 16224, 16315, 19578, 20080, 20280, 24096, 26104, 27040, 30120, 32630, 39156, 40160, 40560, 42419, 48945, 52208, 60240, 65260, 78312, 81120, 84838, 97890, 104416, 120480, 127257, 130520, 156624, 169676, 195780, 212095, 254514, 261040, 313248, 339352, 391560, 424190, 509028, 522080, 636285, 678704, 783120, 848380, 1018056, 1272570, 1357408, 1566240, 1696760, 2036112, 2545140, 3393520, 4072224, 5090280, 6787040, 10180560, 20361120]

約数ペア:

[(1, 20361120), (2, 10180560), (3, 6787040), (4, 5090280), (5, 4072224), (6, 3393520), (8, 2545140), (10, 2036112), (12, 1696760), (13, 1566240), (15, 1357408), (16, 1272570), (20, 1018056), (24, 848380), (26, 783120), (30, 678704), (32, 636285), (39, 522080), (40, 509028), (48, 424190), (52, 391560), (60, 339352), (65, 313248), (78, 261040), (80, 254514), (96, 212095), (104, 195780), (120, 169676), (130, 156624), (156, 130520), (160, 127257), (169, 120480), (195, 104416), (208, 97890), (240, 84838), (251, 81120), (260, 78312), (312, 65260), (338, 60240), (390, 52208), (416, 48945), (480, 42419), (502, 40560), (507, 40160), (520, 39156), (624, 32630), (676, 30120), (753, 27040), (780, 26104), (845, 24096), (1004, 20280), (1014, 20080), (1040, 19578), (1248, 16315), (1255, 16224), (1352, 15060), (1506, 13520), (1560, 13052), (1690, 12048), (2008, 10140), (2028, 10040), (2080, 9789), (2510, 8112), (2535, 8032), (2704, 7530), (3012, 6760), (3120, 6526), (3263, 6240), (3380, 6024), (3765, 5408), (4016, 5070), (4056, 5020)]