1308489340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 2958359040

約数和(自身を除く): 1649869700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 103, 190, 202, 206, 331, 380, 404, 412, 505, 515, 662, 1010, 1030, 1324, 1655, 1919, 1957, 2020, 2060, 3310, 3838, 3914, 6289, 6620, 7676, 7828, 9595, 9785, 10403, 12578, 19190, 19570, 20806, 25156, 31445, 33431, 34093, 38380, 39140, 41612, 52015, 62890, 66862, 68186, 104030, 125780, 133724, 136372, 167155, 170465, 197657, 208060, 334310, 340930, 395314, 635189, 647767, 668620, 681860, 790628, 988285, 1270378, 1295534, 1976570, 2540756, 2591068, 3175945, 3238835, 3443393, 3953140, 6351890, 6477670, 6886786, 12703780, 12955340, 13773572, 17216965, 34433930, 65424467, 68867860, 130848934, 261697868, 327122335, 654244670, 1308489340]

約数ペア:

[(1, 1308489340), (2, 654244670), (4, 327122335), (5, 261697868), (10, 130848934), (19, 68867860), (20, 65424467), (38, 34433930), (76, 17216965), (95, 13773572), (101, 12955340), (103, 12703780), (190, 6886786), (202, 6477670), (206, 6351890), (331, 3953140), (380, 3443393), (404, 3238835), (412, 3175945), (505, 2591068), (515, 2540756), (662, 1976570), (1010, 1295534), (1030, 1270378), (1324, 988285), (1655, 790628), (1919, 681860), (1957, 668620), (2020, 647767), (2060, 635189), (3310, 395314), (3838, 340930), (3914, 334310), (6289, 208060), (6620, 197657), (7676, 170465), (7828, 167155), (9595, 136372), (9785, 133724), (10403, 125780), (12578, 104030), (19190, 68186), (19570, 66862), (20806, 62890), (25156, 52015), (31445, 41612), (33431, 39140), (34093, 38380)]