47401880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19427}}^1$

素因数の和:19499

約数の個数: 32

約数和(自身を含む): 108408240

約数和(自身を除く): 61006360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 19427, 38854, 77708, 97135, 155416, 194270, 388540, 777080, 1185047, 2370094, 4740188, 5925235, 9480376, 11850470, 23700940, 47401880]

約数ペア:

[(1, 47401880), (2, 23700940), (4, 11850470), (5, 9480376), (8, 5925235), (10, 4740188), (20, 2370094), (40, 1185047), (61, 777080), (122, 388540), (244, 194270), (305, 155416), (488, 97135), (610, 77708), (1220, 38854), (2440, 19427)]