6902740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 15805440

約数和(自身を除く): 8902700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 191, 260, 278, 382, 556, 695, 764, 955, 1390, 1807, 1910, 2483, 2780, 3614, 3820, 4966, 7228, 9035, 9932, 12415, 18070, 24830, 26549, 36140, 49660, 53098, 106196, 132745, 265490, 345137, 530980, 690274, 1380548, 1725685, 3451370, 6902740]

約数ペア:

[(1, 6902740), (2, 3451370), (4, 1725685), (5, 1380548), (10, 690274), (13, 530980), (20, 345137), (26, 265490), (52, 132745), (65, 106196), (130, 53098), (139, 49660), (191, 36140), (260, 26549), (278, 24830), (382, 18070), (556, 12415), (695, 9932), (764, 9035), (955, 7228), (1390, 4966), (1807, 3820), (1910, 3614), (2483, 2780)]