20616565560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1254049}}^1$

素因数の和:1254200

約数の個数: 64

約数和(自身を含む): 62301204000

約数和(自身を除く): 41684638440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2740, 3288, 4110, 5480, 8220, 16440, 1254049, 2508098, 3762147, 5016196, 6270245, 7524294, 10032392, 12540490, 15048588, 18810735, 25080980, 30097176, 37621470, 50161960, 75242940, 150485880, 171804713, 343609426, 515414139, 687218852, 859023565, 1030828278, 1374437704, 1718047130, 2061656556, 2577070695, 3436094260, 4123313112, 5154141390, 6872188520, 10308282780, 20616565560]

約数ペア:

[(1, 20616565560), (2, 10308282780), (3, 6872188520), (4, 5154141390), (5, 4123313112), (6, 3436094260), (8, 2577070695), (10, 2061656556), (12, 1718047130), (15, 1374437704), (20, 1030828278), (24, 859023565), (30, 687218852), (40, 515414139), (60, 343609426), (120, 171804713), (137, 150485880), (274, 75242940), (411, 50161960), (548, 37621470), (685, 30097176), (822, 25080980), (1096, 18810735), (1370, 15048588), (1644, 12540490), (2055, 10032392), (2740, 7524294), (3288, 6270245), (4110, 5016196), (5480, 3762147), (8220, 2508098), (16440, 1254049)]