1374996920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{7793}}^1$

素因数の和:8216

約数の個数: 64

約数和(自身を含む): 3383843040

約数和(自身を除く): 2008846120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 401, 440, 802, 1604, 2005, 3208, 4010, 4411, 7793, 8020, 8822, 15586, 16040, 17644, 22055, 31172, 35288, 38965, 44110, 62344, 77930, 85723, 88220, 155860, 171446, 176440, 311720, 342892, 428615, 685784, 857230, 1714460, 3124993, 3428920, 6249986, 12499972, 15624965, 24999944, 31249930, 34374923, 62499860, 68749846, 124999720, 137499692, 171874615, 274999384, 343749230, 687498460, 1374996920]

約数ペア:

[(1, 1374996920), (2, 687498460), (4, 343749230), (5, 274999384), (8, 171874615), (10, 137499692), (11, 124999720), (20, 68749846), (22, 62499860), (40, 34374923), (44, 31249930), (55, 24999944), (88, 15624965), (110, 12499972), (220, 6249986), (401, 3428920), (440, 3124993), (802, 1714460), (1604, 857230), (2005, 685784), (3208, 428615), (4010, 342892), (4411, 311720), (7793, 176440), (8020, 171446), (8822, 155860), (15586, 88220), (16040, 85723), (17644, 77930), (22055, 62344), (31172, 44110), (35288, 38965)]