20220940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 45158400

約数和(自身を除く): 24937460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 419, 508, 635, 838, 1270, 1676, 2095, 2413, 2540, 4190, 4826, 7961, 8380, 9652, 12065, 15922, 24130, 31844, 39805, 48260, 53213, 79610, 106426, 159220, 212852, 266065, 532130, 1011047, 1064260, 2022094, 4044188, 5055235, 10110470, 20220940]

約数ペア:

[(1, 20220940), (2, 10110470), (4, 5055235), (5, 4044188), (10, 2022094), (19, 1064260), (20, 1011047), (38, 532130), (76, 266065), (95, 212852), (127, 159220), (190, 106426), (254, 79610), (380, 53213), (419, 48260), (508, 39805), (635, 31844), (838, 24130), (1270, 15922), (1676, 12065), (2095, 9652), (2413, 8380), (2540, 7961), (4190, 4826)]