10890040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 31104000

約数和(自身を除く): 20213960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 89, 92, 95, 115, 133, 140, 152, 161, 178, 184, 190, 230, 266, 280, 322, 356, 380, 437, 445, 460, 532, 623, 644, 665, 712, 760, 805, 874, 890, 920, 1064, 1246, 1288, 1330, 1610, 1691, 1748, 1780, 2047, 2185, 2492, 2660, 3059, 3115, 3220, 3382, 3496, 3560, 4094, 4370, 4984, 5320, 6118, 6230, 6440, 6764, 8188, 8455, 8740, 10235, 11837, 12236, 12460, 13528, 14329, 15295, 16376, 16910, 17480, 20470, 23674, 24472, 24920, 28658, 30590, 33820, 38893, 40940, 47348, 57316, 59185, 61180, 67640, 71645, 77786, 81880, 94696, 114632, 118370, 122360, 143290, 155572, 194465, 236740, 272251, 286580, 311144, 388930, 473480, 544502, 573160, 777860, 1089004, 1361255, 1555720, 2178008, 2722510, 5445020, 10890040]

約数ペア:

[(1, 10890040), (2, 5445020), (4, 2722510), (5, 2178008), (7, 1555720), (8, 1361255), (10, 1089004), (14, 777860), (19, 573160), (20, 544502), (23, 473480), (28, 388930), (35, 311144), (38, 286580), (40, 272251), (46, 236740), (56, 194465), (70, 155572), (76, 143290), (89, 122360), (92, 118370), (95, 114632), (115, 94696), (133, 81880), (140, 77786), (152, 71645), (161, 67640), (178, 61180), (184, 59185), (190, 57316), (230, 47348), (266, 40940), (280, 38893), (322, 33820), (356, 30590), (380, 28658), (437, 24920), (445, 24472), (460, 23674), (532, 20470), (623, 17480), (644, 16910), (665, 16376), (712, 15295), (760, 14329), (805, 13528), (874, 12460), (890, 12236), (920, 11837), (1064, 10235), (1246, 8740), (1288, 8455), (1330, 8188), (1610, 6764), (1691, 6440), (1748, 6230), (1780, 6118), (2047, 5320), (2185, 4984), (2492, 4370), (2660, 4094), (3059, 3560), (3115, 3496), (3220, 3382)]