17702978380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{20593}}^1$

素因数の和:21466

約数の個数: 48

約数和(自身を含む): 37926239904

約数和(自身を除く): 20223261524

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 811, 1060, 1622, 3244, 4055, 8110, 16220, 20593, 41186, 42983, 82372, 85966, 102965, 171932, 205930, 214915, 411860, 429830, 859660, 1091429, 2182858, 4365716, 5457145, 10914290, 16700923, 21828580, 33401846, 66803692, 83504615, 167009230, 334018460, 885148919, 1770297838, 3540595676, 4425744595, 8851489190, 17702978380]

約数ペア:

[(1, 17702978380), (2, 8851489190), (4, 4425744595), (5, 3540595676), (10, 1770297838), (20, 885148919), (53, 334018460), (106, 167009230), (212, 83504615), (265, 66803692), (530, 33401846), (811, 21828580), (1060, 16700923), (1622, 10914290), (3244, 5457145), (4055, 4365716), (8110, 2182858), (16220, 1091429), (20593, 859660), (41186, 429830), (42983, 411860), (82372, 214915), (85966, 205930), (102965, 171932)]