220951220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{5867}}^1$

素因数の和:6152

約数の個数: 48

約数和(自身を含む): 532344960

約数和(自身を除く): 311393740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 5380, 5867, 7532, 9415, 11734, 18830, 23468, 29335, 37660, 41069, 58670, 82138, 117340, 164276, 205345, 410690, 821380, 1578223, 3156446, 6312892, 7891115, 11047561, 15782230, 22095122, 31564460, 44190244, 55237805, 110475610, 220951220]

約数ペア:

[(1, 220951220), (2, 110475610), (4, 55237805), (5, 44190244), (7, 31564460), (10, 22095122), (14, 15782230), (20, 11047561), (28, 7891115), (35, 6312892), (70, 3156446), (140, 1578223), (269, 821380), (538, 410690), (1076, 205345), (1345, 164276), (1883, 117340), (2690, 82138), (3766, 58670), (5380, 41069), (5867, 37660), (7532, 29335), (9415, 23468), (11734, 18830)]