55973560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19709}}^1$

素因数の和:19791

約数の個数: 32

約数和(自身を含む): 127720800

約数和(自身を除く): 71747240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 19709, 39418, 78836, 98545, 157672, 197090, 394180, 788360, 1399339, 2798678, 5597356, 6996695, 11194712, 13993390, 27986780, 55973560]

約数ペア:

[(1, 55973560), (2, 27986780), (4, 13993390), (5, 11194712), (8, 6996695), (10, 5597356), (20, 2798678), (40, 1399339), (71, 788360), (142, 394180), (284, 197090), (355, 157672), (568, 98545), (710, 78836), (1420, 39418), (2840, 19709)]