38260040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 110799360

約数和(自身を除く): 72539320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 457, 460, 520, 598, 644, 728, 805, 910, 914, 920, 1196, 1288, 1495, 1610, 1820, 1828, 2093, 2285, 2392, 2990, 3199, 3220, 3640, 3656, 4186, 4570, 5941, 5980, 6398, 6440, 8372, 9140, 10465, 10511, 11882, 11960, 12796, 15995, 16744, 18280, 20930, 21022, 23764, 25592, 29705, 31990, 41587, 41860, 42044, 47528, 52555, 59410, 63980, 73577, 83174, 83720, 84088, 105110, 118820, 127960, 136643, 147154, 166348, 207935, 210220, 237640, 273286, 294308, 332696, 367885, 415870, 420440, 546572, 588616, 683215, 735770, 831740, 956501, 1093144, 1366430, 1471540, 1663480, 1913002, 2732860, 2943080, 3826004, 4782505, 5465720, 7652008, 9565010, 19130020, 38260040]

約数ペア:

[(1, 38260040), (2, 19130020), (4, 9565010), (5, 7652008), (7, 5465720), (8, 4782505), (10, 3826004), (13, 2943080), (14, 2732860), (20, 1913002), (23, 1663480), (26, 1471540), (28, 1366430), (35, 1093144), (40, 956501), (46, 831740), (52, 735770), (56, 683215), (65, 588616), (70, 546572), (91, 420440), (92, 415870), (104, 367885), (115, 332696), (130, 294308), (140, 273286), (161, 237640), (182, 210220), (184, 207935), (230, 166348), (260, 147154), (280, 136643), (299, 127960), (322, 118820), (364, 105110), (455, 84088), (457, 83720), (460, 83174), (520, 73577), (598, 63980), (644, 59410), (728, 52555), (805, 47528), (910, 42044), (914, 41860), (920, 41587), (1196, 31990), (1288, 29705), (1495, 25592), (1610, 23764), (1820, 21022), (1828, 20930), (2093, 18280), (2285, 16744), (2392, 15995), (2990, 12796), (3199, 11960), (3220, 11882), (3640, 10511), (3656, 10465), (4186, 9140), (4570, 8372), (5941, 6440), (5980, 6398)]