21888160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19543}}^1$

素因数の和:19565

約数の個数: 48

約数和(自身を含む): 59101056

約数和(自身を除く): 37212896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19543, 39086, 78172, 97715, 136801, 156344, 195430, 273602, 312688, 390860, 547204, 625376, 684005, 781720, 1094408, 1368010, 1563440, 2188816, 2736020, 3126880, 4377632, 5472040, 10944080, 21888160]

約数ペア:

[(1, 21888160), (2, 10944080), (4, 5472040), (5, 4377632), (7, 3126880), (8, 2736020), (10, 2188816), (14, 1563440), (16, 1368010), (20, 1094408), (28, 781720), (32, 684005), (35, 625376), (40, 547204), (56, 390860), (70, 312688), (80, 273602), (112, 195430), (140, 156344), (160, 136801), (224, 97715), (280, 78172), (560, 39086), (1120, 19543)]