29820380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 66769920

約数和(自身を除く): 36949540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 340, 383, 458, 766, 916, 1145, 1532, 1915, 2290, 3830, 3893, 4580, 6511, 7660, 7786, 13022, 15572, 19465, 26044, 32555, 38930, 65110, 77860, 87707, 130220, 175414, 350828, 438535, 877070, 1491019, 1754140, 2982038, 5964076, 7455095, 14910190, 29820380]

約数ペア:

[(1, 29820380), (2, 14910190), (4, 7455095), (5, 5964076), (10, 2982038), (17, 1754140), (20, 1491019), (34, 877070), (68, 438535), (85, 350828), (170, 175414), (229, 130220), (340, 87707), (383, 77860), (458, 65110), (766, 38930), (916, 32555), (1145, 26044), (1532, 19465), (1915, 15572), (2290, 13022), (3830, 7786), (3893, 7660), (4580, 6511)]