91352840

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11593}}^1$

素因数の和:11801

約数の個数: 32

約数和(自身を含む): 206605080

約数和(自身を除く): 115252240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 11593, 23186, 46372, 57965, 92744, 115930, 231860, 463720, 2283821, 4567642, 9135284, 11419105, 18270568, 22838210, 45676420, 91352840]

約数ペア:

[(1, 91352840), (2, 45676420), (4, 22838210), (5, 18270568), (8, 11419105), (10, 9135284), (20, 4567642), (40, 2283821), (197, 463720), (394, 231860), (788, 115930), (985, 92744), (1576, 57965), (1970, 46372), (3940, 23186), (7880, 11593)]