838752880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2689}}^1$

素因数の和:3266

約数の個数: 80

約数和(自身を含む): 2233517760

約数和(自身を除く): 1394764880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 557, 560, 1114, 2228, 2689, 2785, 3899, 4456, 5378, 5570, 7798, 8912, 10756, 11140, 13445, 15596, 18823, 19495, 21512, 22280, 26890, 31192, 37646, 38990, 43024, 44560, 53780, 62384, 75292, 77980, 94115, 107560, 150584, 155960, 188230, 215120, 301168, 311920, 376460, 752920, 1497773, 1505840, 2995546, 5991092, 7488865, 10484411, 11982184, 14977730, 20968822, 23964368, 29955460, 41937644, 52422055, 59910920, 83875288, 104844110, 119821840, 167750576, 209688220, 419376440, 838752880]

約数ペア:

[(1, 838752880), (2, 419376440), (4, 209688220), (5, 167750576), (7, 119821840), (8, 104844110), (10, 83875288), (14, 59910920), (16, 52422055), (20, 41937644), (28, 29955460), (35, 23964368), (40, 20968822), (56, 14977730), (70, 11982184), (80, 10484411), (112, 7488865), (140, 5991092), (280, 2995546), (557, 1505840), (560, 1497773), (1114, 752920), (2228, 376460), (2689, 311920), (2785, 301168), (3899, 215120), (4456, 188230), (5378, 155960), (5570, 150584), (7798, 107560), (8912, 94115), (10756, 77980), (11140, 75292), (13445, 62384), (15596, 53780), (18823, 44560), (19495, 43024), (21512, 38990), (22280, 37646), (26890, 31192)]