40441880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 96768000

約数和(自身を除く): 56326120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 419, 508, 635, 760, 838, 1016, 1270, 1676, 2095, 2413, 2540, 3352, 4190, 4826, 5080, 7961, 8380, 9652, 12065, 15922, 16760, 19304, 24130, 31844, 39805, 48260, 53213, 63688, 79610, 96520, 106426, 159220, 212852, 266065, 318440, 425704, 532130, 1011047, 1064260, 2022094, 2128520, 4044188, 5055235, 8088376, 10110470, 20220940, 40441880]

約数ペア:

[(1, 40441880), (2, 20220940), (4, 10110470), (5, 8088376), (8, 5055235), (10, 4044188), (19, 2128520), (20, 2022094), (38, 1064260), (40, 1011047), (76, 532130), (95, 425704), (127, 318440), (152, 266065), (190, 212852), (254, 159220), (380, 106426), (419, 96520), (508, 79610), (635, 63688), (760, 53213), (838, 48260), (1016, 39805), (1270, 31844), (1676, 24130), (2095, 19304), (2413, 16760), (2540, 15922), (3352, 12065), (4190, 9652), (4826, 8380), (5080, 7961)]