38191020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{90931}}^1$

素因数の和:90950

約数の個数: 48

約数和(自身を含む): 122212608

約数和(自身を除く): 84021588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 90931, 181862, 272793, 363724, 454655, 545586, 636517, 909310, 1091172, 1273034, 1363965, 1818620, 1909551, 2546068, 2727930, 3182585, 3819102, 5455860, 6365170, 7638204, 9547755, 12730340, 19095510, 38191020]

約数ペア:

[(1, 38191020), (2, 19095510), (3, 12730340), (4, 9547755), (5, 7638204), (6, 6365170), (7, 5455860), (10, 3819102), (12, 3182585), (14, 2727930), (15, 2546068), (20, 1909551), (21, 1818620), (28, 1363965), (30, 1273034), (35, 1091172), (42, 909310), (60, 636517), (70, 545586), (84, 454655), (105, 363724), (140, 272793), (210, 181862), (420, 90931)]