18491280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77047}}^1$

素因数の和:77063

約数の個数: 40

約数和(自身を含む): 57323712

約数和(自身を除く): 38832432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77047, 154094, 231141, 308188, 385235, 462282, 616376, 770470, 924564, 1155705, 1232752, 1540940, 1849128, 2311410, 3081880, 3698256, 4622820, 6163760, 9245640, 18491280]

約数ペア:

[(1, 18491280), (2, 9245640), (3, 6163760), (4, 4622820), (5, 3698256), (6, 3081880), (8, 2311410), (10, 1849128), (12, 1540940), (15, 1232752), (16, 1155705), (20, 924564), (24, 770470), (30, 616376), (40, 462282), (48, 385235), (60, 308188), (80, 231141), (120, 154094), (240, 77047)]