19067440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 51425280

約数和(自身を除く): 32357840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 431, 553, 560, 632, 790, 862, 1106, 1264, 1580, 1724, 2155, 2212, 2765, 3017, 3160, 3448, 4310, 4424, 5530, 6034, 6320, 6896, 8620, 8848, 11060, 12068, 15085, 17240, 22120, 24136, 30170, 34049, 34480, 44240, 48272, 60340, 68098, 120680, 136196, 170245, 238343, 241360, 272392, 340490, 476686, 544784, 680980, 953372, 1191715, 1361960, 1906744, 2383430, 2723920, 3813488, 4766860, 9533720, 19067440]

約数ペア:

[(1, 19067440), (2, 9533720), (4, 4766860), (5, 3813488), (7, 2723920), (8, 2383430), (10, 1906744), (14, 1361960), (16, 1191715), (20, 953372), (28, 680980), (35, 544784), (40, 476686), (56, 340490), (70, 272392), (79, 241360), (80, 238343), (112, 170245), (140, 136196), (158, 120680), (280, 68098), (316, 60340), (395, 48272), (431, 44240), (553, 34480), (560, 34049), (632, 30170), (790, 24136), (862, 22120), (1106, 17240), (1264, 15085), (1580, 12068), (1724, 11060), (2155, 8848), (2212, 8620), (2765, 6896), (3017, 6320), (3160, 6034), (3448, 5530), (4310, 4424)]