422778860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{2857}}^1$

素因数の和:3031

約数の個数: 72

約数和(自身を含む): 1039991904

約数和(自身を除く): 617213044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 196, 245, 302, 490, 604, 755, 980, 1057, 1510, 2114, 2857, 3020, 4228, 5285, 5714, 7399, 10570, 11428, 14285, 14798, 19999, 21140, 28570, 29596, 36995, 39998, 57140, 73990, 79996, 99995, 139993, 147980, 199990, 279986, 399980, 431407, 559972, 699965, 862814, 1399930, 1725628, 2157035, 2799860, 3019849, 4314070, 6039698, 8628140, 12079396, 15099245, 21138943, 30198490, 42277886, 60396980, 84555772, 105694715, 211389430, 422778860]

約数ペア:

[(1, 422778860), (2, 211389430), (4, 105694715), (5, 84555772), (7, 60396980), (10, 42277886), (14, 30198490), (20, 21138943), (28, 15099245), (35, 12079396), (49, 8628140), (70, 6039698), (98, 4314070), (140, 3019849), (151, 2799860), (196, 2157035), (245, 1725628), (302, 1399930), (490, 862814), (604, 699965), (755, 559972), (980, 431407), (1057, 399980), (1510, 279986), (2114, 199990), (2857, 147980), (3020, 139993), (4228, 99995), (5285, 79996), (5714, 73990), (7399, 57140), (10570, 39998), (11428, 36995), (14285, 29596), (14798, 28570), (19999, 21140)]