1577240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 4181760

約数和(自身を除く): 2604520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 131, 140, 172, 215, 262, 280, 301, 344, 430, 524, 602, 655, 860, 917, 1048, 1204, 1310, 1505, 1720, 1834, 2408, 2620, 3010, 3668, 4585, 5240, 5633, 6020, 7336, 9170, 11266, 12040, 18340, 22532, 28165, 36680, 39431, 45064, 56330, 78862, 112660, 157724, 197155, 225320, 315448, 394310, 788620, 1577240]

約数ペア:

[(1, 1577240), (2, 788620), (4, 394310), (5, 315448), (7, 225320), (8, 197155), (10, 157724), (14, 112660), (20, 78862), (28, 56330), (35, 45064), (40, 39431), (43, 36680), (56, 28165), (70, 22532), (86, 18340), (131, 12040), (140, 11266), (172, 9170), (215, 7336), (262, 6020), (280, 5633), (301, 5240), (344, 4585), (430, 3668), (524, 3010), (602, 2620), (655, 2408), (860, 1834), (917, 1720), (1048, 1505), (1204, 1310)]