4044320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 11467008

約数和(自身を除く): 7422688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 157, 160, 161, 184, 224, 230, 280, 314, 322, 368, 460, 560, 628, 644, 736, 785, 805, 920, 1099, 1120, 1256, 1288, 1570, 1610, 1840, 2198, 2512, 2576, 3140, 3220, 3611, 3680, 4396, 5024, 5152, 5495, 6280, 6440, 7222, 8792, 10990, 12560, 12880, 14444, 17584, 18055, 21980, 25120, 25277, 25760, 28888, 35168, 36110, 43960, 50554, 57776, 72220, 87920, 101108, 115552, 126385, 144440, 175840, 202216, 252770, 288880, 404432, 505540, 577760, 808864, 1011080, 2022160, 4044320]

約数ペア:

[(1, 4044320), (2, 2022160), (4, 1011080), (5, 808864), (7, 577760), (8, 505540), (10, 404432), (14, 288880), (16, 252770), (20, 202216), (23, 175840), (28, 144440), (32, 126385), (35, 115552), (40, 101108), (46, 87920), (56, 72220), (70, 57776), (80, 50554), (92, 43960), (112, 36110), (115, 35168), (140, 28888), (157, 25760), (160, 25277), (161, 25120), (184, 21980), (224, 18055), (230, 17584), (280, 14444), (314, 12880), (322, 12560), (368, 10990), (460, 8792), (560, 7222), (628, 6440), (644, 6280), (736, 5495), (785, 5152), (805, 5024), (920, 4396), (1099, 3680), (1120, 3611), (1256, 3220), (1288, 3140), (1570, 2576), (1610, 2512), (1840, 2198)]