20020110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 57507840

約数和(自身を除く): 37487730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 31, 33, 38, 55, 57, 62, 66, 93, 95, 103, 110, 114, 155, 165, 186, 190, 206, 209, 285, 309, 310, 330, 341, 418, 465, 515, 570, 589, 618, 627, 682, 930, 1023, 1030, 1045, 1133, 1178, 1254, 1545, 1705, 1767, 1957, 2046, 2090, 2266, 2945, 3090, 3135, 3193, 3399, 3410, 3534, 3914, 5115, 5665, 5871, 5890, 6270, 6386, 6479, 6798, 8835, 9579, 9785, 10230, 11330, 11742, 12958, 15965, 16995, 17670, 19158, 19437, 19570, 21527, 29355, 31930, 32395, 33990, 35123, 38874, 43054, 47895, 58710, 60667, 64581, 64790, 70246, 95790, 97185, 105369, 107635, 121334, 129162, 175615, 182001, 194370, 210738, 215270, 303335, 322905, 351230, 364002, 526845, 606670, 645810, 667337, 910005, 1053690, 1334674, 1820010, 2002011, 3336685, 4004022, 6673370, 10010055, 20020110]

約数ペア:

[(1, 20020110), (2, 10010055), (3, 6673370), (5, 4004022), (6, 3336685), (10, 2002011), (11, 1820010), (15, 1334674), (19, 1053690), (22, 910005), (30, 667337), (31, 645810), (33, 606670), (38, 526845), (55, 364002), (57, 351230), (62, 322905), (66, 303335), (93, 215270), (95, 210738), (103, 194370), (110, 182001), (114, 175615), (155, 129162), (165, 121334), (186, 107635), (190, 105369), (206, 97185), (209, 95790), (285, 70246), (309, 64790), (310, 64581), (330, 60667), (341, 58710), (418, 47895), (465, 43054), (515, 38874), (570, 35123), (589, 33990), (618, 32395), (627, 31930), (682, 29355), (930, 21527), (1023, 19570), (1030, 19437), (1045, 19158), (1133, 17670), (1178, 16995), (1254, 15965), (1545, 12958), (1705, 11742), (1767, 11330), (1957, 10230), (2046, 9785), (2090, 9579), (2266, 8835), (2945, 6798), (3090, 6479), (3135, 6386), (3193, 6270), (3399, 5890), (3410, 5871), (3534, 5665), (3914, 5115)]