434460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 1312416

約数和(自身を除く): 877956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 557, 780, 1114, 1671, 2228, 2785, 3342, 5570, 6684, 7241, 8355, 11140, 14482, 16710, 21723, 28964, 33420, 36205, 43446, 72410, 86892, 108615, 144820, 217230, 434460]

約数ペア:

[(1, 434460), (2, 217230), (3, 144820), (4, 108615), (5, 86892), (6, 72410), (10, 43446), (12, 36205), (13, 33420), (15, 28964), (20, 21723), (26, 16710), (30, 14482), (39, 11140), (52, 8355), (60, 7241), (65, 6684), (78, 5570), (130, 3342), (156, 2785), (195, 2228), (260, 1671), (390, 1114), (557, 780)]