29502980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 68012784

約数和(自身を除く): 38509804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2141, 2756, 3445, 4282, 6890, 8564, 10705, 13780, 21410, 27833, 42820, 55666, 111332, 113473, 139165, 226946, 278330, 453892, 556660, 567365, 1134730, 1475149, 2269460, 2950298, 5900596, 7375745, 14751490, 29502980]

約数ペア:

[(1, 29502980), (2, 14751490), (4, 7375745), (5, 5900596), (10, 2950298), (13, 2269460), (20, 1475149), (26, 1134730), (52, 567365), (53, 556660), (65, 453892), (106, 278330), (130, 226946), (212, 139165), (260, 113473), (265, 111332), (530, 55666), (689, 42820), (1060, 27833), (1378, 21410), (2141, 13780), (2756, 10705), (3445, 8564), (4282, 6890)]