8003540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 17805312

約数和(自身を除く): 9801772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 127, 137, 230, 254, 274, 460, 508, 548, 635, 685, 1270, 1370, 2540, 2740, 2921, 3151, 5842, 6302, 11684, 12604, 14605, 15755, 17399, 29210, 31510, 34798, 58420, 63020, 69596, 86995, 173990, 347980, 400177, 800354, 1600708, 2000885, 4001770, 8003540]

約数ペア:

[(1, 8003540), (2, 4001770), (4, 2000885), (5, 1600708), (10, 800354), (20, 400177), (23, 347980), (46, 173990), (92, 86995), (115, 69596), (127, 63020), (137, 58420), (230, 34798), (254, 31510), (274, 29210), (460, 17399), (508, 15755), (548, 14605), (635, 12604), (685, 11684), (1270, 6302), (1370, 5842), (2540, 3151), (2740, 2921)]