1491068240

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{97583}}^1$

素因数の和:97787

約数の個数: 40

約数和(自身を含む): 3484919808

約数和(自身を除く): 1993851568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 15280, 97583, 195166, 390332, 487915, 780664, 975830, 1561328, 1951660, 3903320, 7806640, 18638353, 37276706, 74553412, 93191765, 149106824, 186383530, 298213648, 372767060, 745534120, 1491068240]

約数ペア:

[(1, 1491068240), (2, 745534120), (4, 372767060), (5, 298213648), (8, 186383530), (10, 149106824), (16, 93191765), (20, 74553412), (40, 37276706), (80, 18638353), (191, 7806640), (382, 3903320), (764, 1951660), (955, 1561328), (1528, 975830), (1910, 780664), (3056, 487915), (3820, 390332), (7640, 195166), (15280, 97583)]