508760720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25747}}^1$

素因数の和:25792

約数の個数: 80

約数和(自身を含む): 1340955840

約数和(自身を除く): 832195120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 25747, 51494, 102988, 128735, 205976, 257470, 334711, 411952, 489193, 514940, 669422, 978386, 1029880, 1338844, 1673555, 1956772, 2059760, 2445965, 2677688, 3347110, 3913544, 4891930, 5355376, 6359509, 6694220, 7827088, 9783860, 12719018, 13388440, 19567720, 25438036, 26776880, 31797545, 39135440, 50876072, 63595090, 101752144, 127190180, 254380360, 508760720]

約数ペア:

[(1, 508760720), (2, 254380360), (4, 127190180), (5, 101752144), (8, 63595090), (10, 50876072), (13, 39135440), (16, 31797545), (19, 26776880), (20, 25438036), (26, 19567720), (38, 13388440), (40, 12719018), (52, 9783860), (65, 7827088), (76, 6694220), (80, 6359509), (95, 5355376), (104, 4891930), (130, 3913544), (152, 3347110), (190, 2677688), (208, 2445965), (247, 2059760), (260, 1956772), (304, 1673555), (380, 1338844), (494, 1029880), (520, 978386), (760, 669422), (988, 514940), (1040, 489193), (1235, 411952), (1520, 334711), (1976, 257470), (2470, 205976), (3952, 128735), (4940, 102988), (9880, 51494), (19760, 25747)]