42123640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1456

約数の個数: 64

約数和(自身を含む): 103874400

約数和(自身を除く): 61750760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1373, 1534, 2360, 2746, 3068, 3835, 5492, 6136, 6865, 7670, 10984, 13730, 15340, 17849, 27460, 30680, 35698, 54920, 71396, 81007, 89245, 142792, 162014, 178490, 324028, 356980, 405035, 648056, 713960, 810070, 1053091, 1620140, 2106182, 3240280, 4212364, 5265455, 8424728, 10530910, 21061820, 42123640]

約数ペア:

[(1, 42123640), (2, 21061820), (4, 10530910), (5, 8424728), (8, 5265455), (10, 4212364), (13, 3240280), (20, 2106182), (26, 1620140), (40, 1053091), (52, 810070), (59, 713960), (65, 648056), (104, 405035), (118, 356980), (130, 324028), (236, 178490), (260, 162014), (295, 142792), (472, 89245), (520, 81007), (590, 71396), (767, 54920), (1180, 35698), (1373, 30680), (1534, 27460), (2360, 17849), (2746, 15340), (3068, 13730), (3835, 10984), (5492, 7670), (6136, 6865)]