19252240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 52853760

約数和(自身を除く): 33601520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1109, 1240, 1736, 2170, 2218, 2480, 3472, 4340, 4436, 5545, 7763, 8680, 8872, 11090, 15526, 17360, 17744, 22180, 31052, 34379, 38815, 44360, 62104, 68758, 77630, 88720, 124208, 137516, 155260, 171895, 240653, 275032, 310520, 343790, 481306, 550064, 621040, 687580, 962612, 1203265, 1375160, 1925224, 2406530, 2750320, 3850448, 4813060, 9626120, 19252240]

約数ペア:

[(1, 19252240), (2, 9626120), (4, 4813060), (5, 3850448), (7, 2750320), (8, 2406530), (10, 1925224), (14, 1375160), (16, 1203265), (20, 962612), (28, 687580), (31, 621040), (35, 550064), (40, 481306), (56, 343790), (62, 310520), (70, 275032), (80, 240653), (112, 171895), (124, 155260), (140, 137516), (155, 124208), (217, 88720), (248, 77630), (280, 68758), (310, 62104), (434, 44360), (496, 38815), (560, 34379), (620, 31052), (868, 22180), (1085, 17744), (1109, 17360), (1240, 15526), (1736, 11090), (2170, 8872), (2218, 8680), (2480, 7763), (3472, 5545), (4340, 4436)]