12021640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 28771200

約数和(自身を除く): 16749560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 179, 184, 230, 292, 358, 365, 460, 584, 716, 730, 895, 920, 1432, 1460, 1679, 1790, 2920, 3358, 3580, 4117, 6716, 7160, 8234, 8395, 13067, 13432, 16468, 16790, 20585, 26134, 32936, 33580, 41170, 52268, 65335, 67160, 82340, 104536, 130670, 164680, 261340, 300541, 522680, 601082, 1202164, 1502705, 2404328, 3005410, 6010820, 12021640]

約数ペア:

[(1, 12021640), (2, 6010820), (4, 3005410), (5, 2404328), (8, 1502705), (10, 1202164), (20, 601082), (23, 522680), (40, 300541), (46, 261340), (73, 164680), (92, 130670), (115, 104536), (146, 82340), (179, 67160), (184, 65335), (230, 52268), (292, 41170), (358, 33580), (365, 32936), (460, 26134), (584, 20585), (716, 16790), (730, 16468), (895, 13432), (920, 13067), (1432, 8395), (1460, 8234), (1679, 7160), (1790, 6716), (2920, 4117), (3358, 3580)]