20163944820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{12959}}^1\times {\mathrm{25933}}^1$

素因数の和:38904

約数の個数: 48

約数和(自身を含む): 56465579520

約数和(自身を除く): 36301634700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 12959, 25918, 25933, 38877, 51836, 51866, 64795, 77754, 77799, 103732, 129590, 129665, 155508, 155598, 194385, 259180, 259330, 311196, 388770, 388995, 518660, 777540, 777990, 1555980, 336065747, 672131494, 1008197241, 1344262988, 1680328735, 2016394482, 3360657470, 4032788964, 5040986205, 6721314940, 10081972410, 20163944820]

約数ペア:

[(1, 20163944820), (2, 10081972410), (3, 6721314940), (4, 5040986205), (5, 4032788964), (6, 3360657470), (10, 2016394482), (12, 1680328735), (15, 1344262988), (20, 1008197241), (30, 672131494), (60, 336065747), (12959, 1555980), (25918, 777990), (25933, 777540), (38877, 518660), (51836, 388995), (51866, 388770), (64795, 311196), (77754, 259330), (77799, 259180), (103732, 194385), (129590, 155598), (129665, 155508)]