1889780560

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{1301}}^1$

素因数の和:1652

約数の個数: 80

約数和(自身を含む): 4479213312

約数和(自身を除く): 2589432752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 271, 335, 536, 542, 670, 1072, 1084, 1301, 1340, 1355, 2168, 2602, 2680, 2710, 4336, 5204, 5360, 5420, 6505, 10408, 10840, 13010, 18157, 20816, 21680, 26020, 36314, 52040, 72628, 87167, 90785, 104080, 145256, 174334, 181570, 290512, 348668, 352571, 363140, 435835, 697336, 705142, 726280, 871670, 1394672, 1410284, 1452560, 1743340, 1762855, 2820568, 3486680, 3525710, 5641136, 6973360, 7051420, 14102840, 23622257, 28205680, 47244514, 94489028, 118111285, 188978056, 236222570, 377956112, 472445140, 944890280, 1889780560]

約数ペア:

[(1, 1889780560), (2, 944890280), (4, 472445140), (5, 377956112), (8, 236222570), (10, 188978056), (16, 118111285), (20, 94489028), (40, 47244514), (67, 28205680), (80, 23622257), (134, 14102840), (268, 7051420), (271, 6973360), (335, 5641136), (536, 3525710), (542, 3486680), (670, 2820568), (1072, 1762855), (1084, 1743340), (1301, 1452560), (1340, 1410284), (1355, 1394672), (2168, 871670), (2602, 726280), (2680, 705142), (2710, 697336), (4336, 435835), (5204, 363140), (5360, 352571), (5420, 348668), (6505, 290512), (10408, 181570), (10840, 174334), (13010, 145256), (18157, 104080), (20816, 90785), (21680, 87167), (26020, 72628), (36314, 52040)]