12484640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 34401024

約数和(自身を除く): 21916384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 157, 160, 224, 280, 284, 314, 355, 497, 560, 568, 628, 710, 785, 994, 1099, 1120, 1136, 1256, 1420, 1570, 1988, 2198, 2272, 2485, 2512, 2840, 3140, 3976, 4396, 4970, 5024, 5495, 5680, 6280, 7952, 8792, 9940, 10990, 11147, 11360, 12560, 15904, 17584, 19880, 21980, 22294, 25120, 35168, 39760, 43960, 44588, 55735, 78029, 79520, 87920, 89176, 111470, 156058, 175840, 178352, 222940, 312116, 356704, 390145, 445880, 624232, 780290, 891760, 1248464, 1560580, 1783520, 2496928, 3121160, 6242320, 12484640]

約数ペア:

[(1, 12484640), (2, 6242320), (4, 3121160), (5, 2496928), (7, 1783520), (8, 1560580), (10, 1248464), (14, 891760), (16, 780290), (20, 624232), (28, 445880), (32, 390145), (35, 356704), (40, 312116), (56, 222940), (70, 178352), (71, 175840), (80, 156058), (112, 111470), (140, 89176), (142, 87920), (157, 79520), (160, 78029), (224, 55735), (280, 44588), (284, 43960), (314, 39760), (355, 35168), (497, 25120), (560, 22294), (568, 21980), (628, 19880), (710, 17584), (785, 15904), (994, 12560), (1099, 11360), (1120, 11147), (1136, 10990), (1256, 9940), (1420, 8792), (1570, 7952), (1988, 6280), (2198, 5680), (2272, 5495), (2485, 5024), (2512, 4970), (2840, 4396), (3140, 3976)]