28544320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12743}}^1$

素因数の和:12767

約数の個数: 56

約数和(自身を含む): 77687424

約数和(自身を除く): 49143104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12743, 25486, 50972, 63715, 89201, 101944, 127430, 178402, 203888, 254860, 356804, 407776, 446005, 509720, 713608, 815552, 892010, 1019440, 1427216, 1784020, 2038880, 2854432, 3568040, 4077760, 5708864, 7136080, 14272160, 28544320]

約数ペア:

[(1, 28544320), (2, 14272160), (4, 7136080), (5, 5708864), (7, 4077760), (8, 3568040), (10, 2854432), (14, 2038880), (16, 1784020), (20, 1427216), (28, 1019440), (32, 892010), (35, 815552), (40, 713608), (56, 509720), (64, 446005), (70, 407776), (80, 356804), (112, 254860), (140, 203888), (160, 178402), (224, 127430), (280, 101944), (320, 89201), (448, 63715), (560, 50972), (1120, 25486), (2240, 12743)]