38763340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25171}}^1$

素因数の和:25198

約数の個数: 48

約数和(自身を含む): 101493504

約数和(自身を除く): 62730164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25171, 50342, 100684, 125855, 176197, 251710, 276881, 352394, 503420, 553762, 704788, 880985, 1107524, 1384405, 1761970, 1938167, 2768810, 3523940, 3876334, 5537620, 7752668, 9690835, 19381670, 38763340]

約数ペア:

[(1, 38763340), (2, 19381670), (4, 9690835), (5, 7752668), (7, 5537620), (10, 3876334), (11, 3523940), (14, 2768810), (20, 1938167), (22, 1761970), (28, 1384405), (35, 1107524), (44, 880985), (55, 704788), (70, 553762), (77, 503420), (110, 352394), (140, 276881), (154, 251710), (220, 176197), (308, 125855), (385, 100684), (770, 50342), (1540, 25171)]