427122920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5507}}^1$

素因数の和:5802

約数の個数: 64

約数和(自身を含む): 1102481280

約数和(自身を除く): 675358360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 277, 280, 554, 1108, 1385, 1939, 2216, 2770, 3878, 5507, 5540, 7756, 9695, 11014, 11080, 15512, 19390, 22028, 27535, 38549, 38780, 44056, 55070, 77098, 77560, 110140, 154196, 192745, 220280, 308392, 385490, 770980, 1525439, 1541960, 3050878, 6101756, 7627195, 10678073, 12203512, 15254390, 21356146, 30508780, 42712292, 53390365, 61017560, 85424584, 106780730, 213561460, 427122920]

約数ペア:

[(1, 427122920), (2, 213561460), (4, 106780730), (5, 85424584), (7, 61017560), (8, 53390365), (10, 42712292), (14, 30508780), (20, 21356146), (28, 15254390), (35, 12203512), (40, 10678073), (56, 7627195), (70, 6101756), (140, 3050878), (277, 1541960), (280, 1525439), (554, 770980), (1108, 385490), (1385, 308392), (1939, 220280), (2216, 192745), (2770, 154196), (3878, 110140), (5507, 77560), (5540, 77098), (7756, 55070), (9695, 44056), (11014, 38780), (11080, 38549), (15512, 27535), (19390, 22028)]