12445760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 32918400

約数和(自身を除く): 20472640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 89, 92, 95, 115, 152, 160, 178, 184, 190, 230, 304, 320, 356, 368, 380, 437, 445, 460, 608, 712, 736, 760, 874, 890, 920, 1216, 1424, 1472, 1520, 1691, 1748, 1780, 1840, 2047, 2185, 2848, 3040, 3382, 3496, 3560, 3680, 4094, 4370, 5696, 6080, 6764, 6992, 7120, 7360, 8188, 8455, 8740, 10235, 13528, 13984, 14240, 16376, 16910, 17480, 20470, 27056, 27968, 28480, 32752, 33820, 34960, 38893, 40940, 54112, 65504, 67640, 69920, 77786, 81880, 108224, 131008, 135280, 139840, 155572, 163760, 194465, 270560, 311144, 327520, 388930, 541120, 622288, 655040, 777860, 1244576, 1555720, 2489152, 3111440, 6222880, 12445760]

約数ペア:

[(1, 12445760), (2, 6222880), (4, 3111440), (5, 2489152), (8, 1555720), (10, 1244576), (16, 777860), (19, 655040), (20, 622288), (23, 541120), (32, 388930), (38, 327520), (40, 311144), (46, 270560), (64, 194465), (76, 163760), (80, 155572), (89, 139840), (92, 135280), (95, 131008), (115, 108224), (152, 81880), (160, 77786), (178, 69920), (184, 67640), (190, 65504), (230, 54112), (304, 40940), (320, 38893), (356, 34960), (368, 33820), (380, 32752), (437, 28480), (445, 27968), (460, 27056), (608, 20470), (712, 17480), (736, 16910), (760, 16376), (874, 14240), (890, 13984), (920, 13528), (1216, 10235), (1424, 8740), (1472, 8455), (1520, 8188), (1691, 7360), (1748, 7120), (1780, 6992), (1840, 6764), (2047, 6080), (2185, 5696), (2848, 4370), (3040, 4094), (3382, 3680), (3496, 3560)]