20386804570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1\times {\mathrm{3217}}^1$

素因数の和:4375

約数の個数: 64

約数和(自身を含む): 40837810176

約数和(自身を除く): 20451005606

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1087, 1166, 2174, 2915, 3217, 5435, 5830, 6434, 10870, 11957, 16085, 23914, 32170, 35387, 57611, 59785, 70774, 115222, 119570, 170501, 176935, 288055, 341002, 353870, 576110, 633721, 852505, 1267442, 1705010, 1875511, 3168605, 3496879, 3751022, 6337210, 6993758, 9377555, 17484395, 18755110, 34968790, 38465669, 76931338, 185334587, 192328345, 370669174, 384656690, 926672935, 1853345870, 2038680457, 4077360914, 10193402285, 20386804570]

約数ペア:

[(1, 20386804570), (2, 10193402285), (5, 4077360914), (10, 2038680457), (11, 1853345870), (22, 926672935), (53, 384656690), (55, 370669174), (106, 192328345), (110, 185334587), (265, 76931338), (530, 38465669), (583, 34968790), (1087, 18755110), (1166, 17484395), (2174, 9377555), (2915, 6993758), (3217, 6337210), (5435, 3751022), (5830, 3496879), (6434, 3168605), (10870, 1875511), (11957, 1705010), (16085, 1267442), (23914, 852505), (32170, 633721), (35387, 576110), (57611, 353870), (59785, 341002), (70774, 288055), (115222, 176935), (119570, 170501)]