990003170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3547}}^1$

素因数の和:3699

約数の個数: 64

約数和(自身を含む): 2038538880

約数和(自身を除く): 1048535710

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 113, 130, 190, 226, 247, 494, 565, 1130, 1235, 1469, 2147, 2470, 2938, 3547, 4294, 7094, 7345, 10735, 14690, 17735, 21470, 27911, 35470, 46111, 55822, 67393, 92222, 134786, 139555, 230555, 279110, 336965, 400811, 461110, 673930, 801622, 876109, 1752218, 2004055, 4008110, 4380545, 5210543, 7615409, 8761090, 10421086, 15230818, 26052715, 38077045, 52105430, 76154090, 99000317, 198000634, 495001585, 990003170]

約数ペア:

[(1, 990003170), (2, 495001585), (5, 198000634), (10, 99000317), (13, 76154090), (19, 52105430), (26, 38077045), (38, 26052715), (65, 15230818), (95, 10421086), (113, 8761090), (130, 7615409), (190, 5210543), (226, 4380545), (247, 4008110), (494, 2004055), (565, 1752218), (1130, 876109), (1235, 801622), (1469, 673930), (2147, 461110), (2470, 400811), (2938, 336965), (3547, 279110), (4294, 230555), (7094, 139555), (7345, 134786), (10735, 92222), (14690, 67393), (17735, 55822), (21470, 46111), (27911, 35470)]