11643980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 27034560

約数和(自身を除く): 15390580

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1489, 1564, 1955, 2978, 3910, 5956, 7445, 7820, 14890, 25313, 29780, 34247, 50626, 68494, 101252, 126565, 136988, 171235, 253130, 342470, 506260, 582199, 684940, 1164398, 2328796, 2910995, 5821990, 11643980]

約数ペア:

[(1, 11643980), (2, 5821990), (4, 2910995), (5, 2328796), (10, 1164398), (17, 684940), (20, 582199), (23, 506260), (34, 342470), (46, 253130), (68, 171235), (85, 136988), (92, 126565), (115, 101252), (170, 68494), (230, 50626), (340, 34247), (391, 29780), (460, 25313), (782, 14890), (1489, 7820), (1564, 7445), (1955, 5956), (2978, 3910)]