40806780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97159}}^1$

素因数の和:97178

約数の個数: 48

約数和(自身を含む): 130583040

約数和(自身を除く): 89776260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 97159, 194318, 291477, 388636, 485795, 582954, 680113, 971590, 1165908, 1360226, 1457385, 1943180, 2040339, 2720452, 2914770, 3400565, 4080678, 5829540, 6801130, 8161356, 10201695, 13602260, 20403390, 40806780]

約数ペア:

[(1, 40806780), (2, 20403390), (3, 13602260), (4, 10201695), (5, 8161356), (6, 6801130), (7, 5829540), (10, 4080678), (12, 3400565), (14, 2914770), (15, 2720452), (20, 2040339), (21, 1943180), (28, 1457385), (30, 1360226), (35, 1165908), (42, 971590), (60, 680113), (70, 582954), (84, 485795), (105, 388636), (140, 291477), (210, 194318), (420, 97159)]