39491920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 104564736

約数和(自身を除く): 65072816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 127, 130, 169, 184, 208, 230, 254, 260, 299, 338, 368, 460, 508, 520, 598, 635, 676, 845, 920, 1016, 1040, 1196, 1270, 1352, 1495, 1651, 1690, 1840, 2032, 2392, 2540, 2704, 2921, 2990, 3302, 3380, 3887, 4784, 5080, 5842, 5980, 6604, 6760, 7774, 8255, 10160, 11684, 11960, 13208, 13520, 14605, 15548, 16510, 19435, 21463, 23368, 23920, 26416, 29210, 31096, 33020, 37973, 38870, 42926, 46736, 58420, 62192, 66040, 75946, 77740, 85852, 107315, 116840, 132080, 151892, 155480, 171704, 189865, 214630, 233680, 303784, 310960, 343408, 379730, 429260, 493649, 607568, 759460, 858520, 987298, 1518920, 1717040, 1974596, 2468245, 3037840, 3949192, 4936490, 7898384, 9872980, 19745960, 39491920]

約数ペア:

[(1, 39491920), (2, 19745960), (4, 9872980), (5, 7898384), (8, 4936490), (10, 3949192), (13, 3037840), (16, 2468245), (20, 1974596), (23, 1717040), (26, 1518920), (40, 987298), (46, 858520), (52, 759460), (65, 607568), (80, 493649), (92, 429260), (104, 379730), (115, 343408), (127, 310960), (130, 303784), (169, 233680), (184, 214630), (208, 189865), (230, 171704), (254, 155480), (260, 151892), (299, 132080), (338, 116840), (368, 107315), (460, 85852), (508, 77740), (520, 75946), (598, 66040), (635, 62192), (676, 58420), (845, 46736), (920, 42926), (1016, 38870), (1040, 37973), (1196, 33020), (1270, 31096), (1352, 29210), (1495, 26416), (1651, 23920), (1690, 23368), (1840, 21463), (2032, 19435), (2392, 16510), (2540, 15548), (2704, 14605), (2921, 13520), (2990, 13208), (3302, 11960), (3380, 11684), (3887, 10160), (4784, 8255), (5080, 7774), (5842, 6760), (5980, 6604)]