47964760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16889}}^1$

素因数の和:16971

約数の個数: 32

約数和(自身を含む): 109447200

約数和(自身を除く): 61482440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 16889, 33778, 67556, 84445, 135112, 168890, 337780, 675560, 1199119, 2398238, 4796476, 5995595, 9592952, 11991190, 23982380, 47964760]

約数ペア:

[(1, 47964760), (2, 23982380), (4, 11991190), (5, 9592952), (8, 5995595), (10, 4796476), (20, 2398238), (40, 1199119), (71, 675560), (142, 337780), (284, 168890), (355, 135112), (568, 84445), (710, 67556), (1420, 33778), (2840, 16889)]