199393340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8753}}^1$

素因数の和:8846

約数の個数: 48

約数和(自身を含む): 450025632

約数和(自身を除く): 250632292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 8753, 11390, 17506, 22780, 35012, 43765, 87530, 148801, 175060, 297602, 586451, 595204, 744005, 1172902, 1488010, 2345804, 2932255, 2976020, 5864510, 9969667, 11729020, 19939334, 39878668, 49848335, 99696670, 199393340]

約数ペア:

[(1, 199393340), (2, 99696670), (4, 49848335), (5, 39878668), (10, 19939334), (17, 11729020), (20, 9969667), (34, 5864510), (67, 2976020), (68, 2932255), (85, 2345804), (134, 1488010), (170, 1172902), (268, 744005), (335, 595204), (340, 586451), (670, 297602), (1139, 175060), (1340, 148801), (2278, 87530), (4556, 43765), (5695, 35012), (8753, 22780), (11390, 17506)]