20186964420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{63493}}^1$

素因数の和:64269

約数の個数: 96

約数和(自身を含む): 64684639488

約数和(自身を除く): 44497675068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 757, 1514, 2271, 3028, 3785, 4542, 5299, 7570, 9084, 10598, 11355, 15140, 15897, 21196, 22710, 26495, 31794, 45420, 52990, 63493, 63588, 79485, 105980, 126986, 158970, 190479, 253972, 317465, 317940, 380958, 444451, 634930, 761916, 888902, 952395, 1269860, 1333353, 1777804, 1904790, 2222255, 2666706, 3809580, 4444510, 5333412, 6666765, 8889020, 13333530, 26667060, 48064201, 96128402, 144192603, 192256804, 240321005, 288385206, 336449407, 480642010, 576770412, 672898814, 720963015, 961284020, 1009348221, 1345797628, 1441926030, 1682247035, 2018696442, 2883852060, 3364494070, 4037392884, 5046741105, 6728988140, 10093482210, 20186964420]

約数ペア:

[(1, 20186964420), (2, 10093482210), (3, 6728988140), (4, 5046741105), (5, 4037392884), (6, 3364494070), (7, 2883852060), (10, 2018696442), (12, 1682247035), (14, 1441926030), (15, 1345797628), (20, 1009348221), (21, 961284020), (28, 720963015), (30, 672898814), (35, 576770412), (42, 480642010), (60, 336449407), (70, 288385206), (84, 240321005), (105, 192256804), (140, 144192603), (210, 96128402), (420, 48064201), (757, 26667060), (1514, 13333530), (2271, 8889020), (3028, 6666765), (3785, 5333412), (4542, 4444510), (5299, 3809580), (7570, 2666706), (9084, 2222255), (10598, 1904790), (11355, 1777804), (15140, 1333353), (15897, 1269860), (21196, 952395), (22710, 888902), (26495, 761916), (31794, 634930), (45420, 444451), (52990, 380958), (63493, 317940), (63588, 317465), (79485, 253972), (105980, 190479), (126986, 158970)]