40540144

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2209

約数の個数: 40

約数和(自身を含む): 83275920

約数和(自身を除く): 42735776

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 82, 116, 164, 232, 328, 464, 656, 1189, 2131, 2378, 4262, 4756, 8524, 9512, 17048, 19024, 34096, 61799, 87371, 123598, 174742, 247196, 349484, 494392, 698968, 988784, 1397936, 2533759, 5067518, 10135036, 20270072, 40540144]

約数ペア:

[(1, 40540144), (2, 20270072), (4, 10135036), (8, 5067518), (16, 2533759), (29, 1397936), (41, 988784), (58, 698968), (82, 494392), (116, 349484), (164, 247196), (232, 174742), (328, 123598), (464, 87371), (656, 61799), (1189, 34096), (2131, 19024), (2378, 17048), (4262, 9512), (4756, 8524)]