55371040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20357}}^1$

素因数の和:20389

約数の個数: 48

約数和(自身を含む): 138515832

約数和(自身を除く): 83144792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20357, 40714, 81428, 101785, 162856, 203570, 325712, 346069, 407140, 651424, 692138, 814280, 1384276, 1628560, 1730345, 2768552, 3257120, 3460690, 5537104, 6921380, 11074208, 13842760, 27685520, 55371040]

約数ペア:

[(1, 55371040), (2, 27685520), (4, 13842760), (5, 11074208), (8, 6921380), (10, 5537104), (16, 3460690), (17, 3257120), (20, 2768552), (32, 1730345), (34, 1628560), (40, 1384276), (68, 814280), (80, 692138), (85, 651424), (136, 407140), (160, 346069), (170, 325712), (272, 203570), (340, 162856), (544, 101785), (680, 81428), (1360, 40714), (2720, 20357)]