789260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 1827840

約数和(自身を除く): 1038580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 67, 76, 95, 124, 134, 155, 190, 268, 310, 335, 380, 589, 620, 670, 1178, 1273, 1340, 2077, 2356, 2546, 2945, 4154, 5092, 5890, 6365, 8308, 10385, 11780, 12730, 20770, 25460, 39463, 41540, 78926, 157852, 197315, 394630, 789260]

約数ペア:

[(1, 789260), (2, 394630), (4, 197315), (5, 157852), (10, 78926), (19, 41540), (20, 39463), (31, 25460), (38, 20770), (62, 12730), (67, 11780), (76, 10385), (95, 8308), (124, 6365), (134, 5890), (155, 5092), (190, 4154), (268, 2945), (310, 2546), (335, 2356), (380, 2077), (589, 1340), (620, 1273), (670, 1178)]