12118240

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 31026240

約数和(自身を除く): 18908000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 74, 80, 89, 92, 115, 148, 160, 178, 184, 185, 230, 296, 356, 368, 370, 445, 460, 592, 712, 736, 740, 851, 890, 920, 1184, 1424, 1480, 1702, 1780, 1840, 2047, 2848, 2960, 3293, 3404, 3560, 3680, 4094, 4255, 5920, 6586, 6808, 7120, 8188, 8510, 10235, 13172, 13616, 14240, 16376, 16465, 17020, 20470, 26344, 27232, 32752, 32930, 34040, 40940, 52688, 65504, 65860, 68080, 75739, 81880, 105376, 131720, 136160, 151478, 163760, 263440, 302956, 327520, 378695, 526880, 605912, 757390, 1211824, 1514780, 2423648, 3029560, 6059120, 12118240]

約数ペア:

[(1, 12118240), (2, 6059120), (4, 3029560), (5, 2423648), (8, 1514780), (10, 1211824), (16, 757390), (20, 605912), (23, 526880), (32, 378695), (37, 327520), (40, 302956), (46, 263440), (74, 163760), (80, 151478), (89, 136160), (92, 131720), (115, 105376), (148, 81880), (160, 75739), (178, 68080), (184, 65860), (185, 65504), (230, 52688), (296, 40940), (356, 34040), (368, 32930), (370, 32752), (445, 27232), (460, 26344), (592, 20470), (712, 17020), (736, 16465), (740, 16376), (851, 14240), (890, 13616), (920, 13172), (1184, 10235), (1424, 8510), (1480, 8188), (1702, 7120), (1780, 6808), (1840, 6586), (2047, 5920), (2848, 4255), (2960, 4094), (3293, 3680), (3404, 3560)]