202989680

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{13147}}^1$

素因数の和:13353

約数の個数: 40

約数和(自身を含む): 474432432

約数和(自身を除く): 271442752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 13147, 15440, 26294, 52588, 65735, 105176, 131470, 210352, 262940, 525880, 1051760, 2537371, 5074742, 10149484, 12686855, 20298968, 25373710, 40597936, 50747420, 101494840, 202989680]

約数ペア:

[(1, 202989680), (2, 101494840), (4, 50747420), (5, 40597936), (8, 25373710), (10, 20298968), (16, 12686855), (20, 10149484), (40, 5074742), (80, 2537371), (193, 1051760), (386, 525880), (772, 262940), (965, 210352), (1544, 131470), (1930, 105176), (3088, 65735), (3860, 52588), (7720, 26294), (13147, 15440)]