38909420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 94058496

約数和(自身を除く): 55149076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 53, 55, 71, 94, 106, 110, 142, 188, 212, 220, 235, 265, 284, 355, 470, 517, 530, 583, 710, 781, 940, 1034, 1060, 1166, 1420, 1562, 2068, 2332, 2491, 2585, 2915, 3124, 3337, 3763, 3905, 4982, 5170, 5830, 6674, 7526, 7810, 9964, 10340, 11660, 12455, 13348, 15052, 15620, 16685, 18815, 24910, 27401, 33370, 36707, 37630, 41393, 49820, 54802, 66740, 73414, 75260, 82786, 109604, 137005, 146828, 165572, 176861, 183535, 206965, 274010, 353722, 367070, 413930, 548020, 707444, 734140, 827860, 884305, 1768610, 1945471, 3537220, 3890942, 7781884, 9727355, 19454710, 38909420]

約数ペア:

[(1, 38909420), (2, 19454710), (4, 9727355), (5, 7781884), (10, 3890942), (11, 3537220), (20, 1945471), (22, 1768610), (44, 884305), (47, 827860), (53, 734140), (55, 707444), (71, 548020), (94, 413930), (106, 367070), (110, 353722), (142, 274010), (188, 206965), (212, 183535), (220, 176861), (235, 165572), (265, 146828), (284, 137005), (355, 109604), (470, 82786), (517, 75260), (530, 73414), (583, 66740), (710, 54802), (781, 49820), (940, 41393), (1034, 37630), (1060, 36707), (1166, 33370), (1420, 27401), (1562, 24910), (2068, 18815), (2332, 16685), (2491, 15620), (2585, 15052), (2915, 13348), (3124, 12455), (3337, 11660), (3763, 10340), (3905, 9964), (4982, 7810), (5170, 7526), (5830, 6674)]