30698680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 75110400

約数和(自身を除く): 44411720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 1303, 2356, 2606, 2945, 4712, 5212, 5890, 6515, 10424, 11780, 13030, 23560, 24757, 26060, 40393, 49514, 52120, 80786, 99028, 123785, 161572, 198056, 201965, 247570, 323144, 403930, 495140, 767467, 807860, 990280, 1534934, 1615720, 3069868, 3837335, 6139736, 7674670, 15349340, 30698680]

約数ペア:

[(1, 30698680), (2, 15349340), (4, 7674670), (5, 6139736), (8, 3837335), (10, 3069868), (19, 1615720), (20, 1534934), (31, 990280), (38, 807860), (40, 767467), (62, 495140), (76, 403930), (95, 323144), (124, 247570), (152, 201965), (155, 198056), (190, 161572), (248, 123785), (310, 99028), (380, 80786), (589, 52120), (620, 49514), (760, 40393), (1178, 26060), (1240, 24757), (1303, 23560), (2356, 13030), (2606, 11780), (2945, 10424), (4712, 6515), (5212, 5890)]