29960060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{829}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 68325600

約数和(自身を除く): 38365540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 829, 1390, 1658, 1807, 2780, 3316, 3614, 4145, 7228, 8290, 9035, 10777, 16580, 18070, 21554, 36140, 43108, 53885, 107770, 115231, 215540, 230462, 460924, 576155, 1152310, 1498003, 2304620, 2996006, 5992012, 7490015, 14980030, 29960060]

約数ペア:

[(1, 29960060), (2, 14980030), (4, 7490015), (5, 5992012), (10, 2996006), (13, 2304620), (20, 1498003), (26, 1152310), (52, 576155), (65, 460924), (130, 230462), (139, 215540), (260, 115231), (278, 107770), (556, 53885), (695, 43108), (829, 36140), (1390, 21554), (1658, 18070), (1807, 16580), (2780, 10777), (3316, 9035), (3614, 8290), (4145, 7228)]