54398680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8447}}^1$

素因数の和:8488

約数の個数: 64

約数和(自身を含む): 145981440

約数和(自身を除く): 91582760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 8447, 16894, 33788, 42235, 59129, 67576, 84470, 118258, 168940, 194281, 236516, 295645, 337880, 388562, 473032, 591290, 777124, 971405, 1182580, 1359967, 1554248, 1942810, 2365160, 2719934, 3885620, 5439868, 6799835, 7771240, 10879736, 13599670, 27199340, 54398680]

約数ペア:

[(1, 54398680), (2, 27199340), (4, 13599670), (5, 10879736), (7, 7771240), (8, 6799835), (10, 5439868), (14, 3885620), (20, 2719934), (23, 2365160), (28, 1942810), (35, 1554248), (40, 1359967), (46, 1182580), (56, 971405), (70, 777124), (92, 591290), (115, 473032), (140, 388562), (161, 337880), (184, 295645), (230, 236516), (280, 194281), (322, 168940), (460, 118258), (644, 84470), (805, 67576), (920, 59129), (1288, 42235), (1610, 33788), (3220, 16894), (6440, 8447)]