29072720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21377}}^1$

素因数の和:21407

約数の個数: 40

約数和(自身を含む): 71573544

約数和(自身を除く): 42500824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21377, 42754, 85508, 106885, 171016, 213770, 342032, 363409, 427540, 726818, 855080, 1453636, 1710160, 1817045, 2907272, 3634090, 5814544, 7268180, 14536360, 29072720]

約数ペア:

[(1, 29072720), (2, 14536360), (4, 7268180), (5, 5814544), (8, 3634090), (10, 2907272), (16, 1817045), (17, 1710160), (20, 1453636), (34, 855080), (40, 726818), (68, 427540), (80, 363409), (85, 342032), (136, 213770), (170, 171016), (272, 106885), (340, 85508), (680, 42754), (1360, 21377)]