42643220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{383}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 94832640

約数和(自身を除く): 52189420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 293, 380, 383, 586, 766, 1172, 1465, 1532, 1915, 2930, 3830, 5567, 5860, 7277, 7660, 11134, 14554, 22268, 27835, 29108, 36385, 55670, 72770, 111340, 112219, 145540, 224438, 448876, 561095, 1122190, 2132161, 2244380, 4264322, 8528644, 10660805, 21321610, 42643220]

約数ペア:

[(1, 42643220), (2, 21321610), (4, 10660805), (5, 8528644), (10, 4264322), (19, 2244380), (20, 2132161), (38, 1122190), (76, 561095), (95, 448876), (190, 224438), (293, 145540), (380, 112219), (383, 111340), (586, 72770), (766, 55670), (1172, 36385), (1465, 29108), (1532, 27835), (1915, 22268), (2930, 14554), (3830, 11134), (5567, 7660), (5860, 7277)]