27504760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 64864800

約数和(自身を除く): 37360040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 131, 145, 181, 232, 262, 290, 362, 524, 580, 655, 724, 905, 1048, 1160, 1310, 1448, 1810, 2620, 3620, 3799, 5240, 5249, 7240, 7598, 10498, 15196, 18995, 20996, 23711, 26245, 30392, 37990, 41992, 47422, 52490, 75980, 94844, 104980, 118555, 151960, 189688, 209960, 237110, 474220, 687619, 948440, 1375238, 2750476, 3438095, 5500952, 6876190, 13752380, 27504760]

約数ペア:

[(1, 27504760), (2, 13752380), (4, 6876190), (5, 5500952), (8, 3438095), (10, 2750476), (20, 1375238), (29, 948440), (40, 687619), (58, 474220), (116, 237110), (131, 209960), (145, 189688), (181, 151960), (232, 118555), (262, 104980), (290, 94844), (362, 75980), (524, 52490), (580, 47422), (655, 41992), (724, 37990), (905, 30392), (1048, 26245), (1160, 23711), (1310, 20996), (1448, 18995), (1810, 15196), (2620, 10498), (3620, 7598), (3799, 7240), (5240, 5249)]