7746180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9931}}^1$

素因数の和:9956

約数の個数: 48

約数和(自身を含む): 23360064

約数和(自身を除く): 15613884

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, 780, 9931, 19862, 29793, 39724, 49655, 59586, 99310, 119172, 129103, 148965, 198620, 258206, 297930, 387309, 516412, 595860, 645515, 774618, 1291030, 1549236, 1936545, 2582060, 3873090, 7746180]

約数ペア:

[(1, 7746180), (2, 3873090), (3, 2582060), (4, 1936545), (5, 1549236), (6, 1291030), (10, 774618), (12, 645515), (13, 595860), (15, 516412), (20, 387309), (26, 297930), (30, 258206), (39, 198620), (52, 148965), (60, 129103), (65, 119172), (78, 99310), (130, 59586), (156, 49655), (195, 39724), (260, 29793), (390, 19862), (780, 9931)]