13495720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 35038080

約数和(自身を除く): 21542360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 307, 314, 614, 628, 785, 1099, 1228, 1256, 1535, 1570, 2149, 2198, 2456, 3070, 3140, 4298, 4396, 5495, 6140, 6280, 8596, 8792, 10745, 10990, 12280, 17192, 21490, 21980, 42980, 43960, 48199, 85960, 96398, 192796, 240995, 337393, 385592, 481990, 674786, 963980, 1349572, 1686965, 1927960, 2699144, 3373930, 6747860, 13495720]

約数ペア:

[(1, 13495720), (2, 6747860), (4, 3373930), (5, 2699144), (7, 1927960), (8, 1686965), (10, 1349572), (14, 963980), (20, 674786), (28, 481990), (35, 385592), (40, 337393), (56, 240995), (70, 192796), (140, 96398), (157, 85960), (280, 48199), (307, 43960), (314, 42980), (614, 21980), (628, 21490), (785, 17192), (1099, 12280), (1228, 10990), (1256, 10745), (1535, 8792), (1570, 8596), (2149, 6280), (2198, 6140), (2456, 5495), (3070, 4396), (3140, 4298)]