40981504

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1342

約数の個数: 44

約数和(自身を含む): 84631168

約数和(自身を除く): 43649664

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1291, 1984, 2582, 3968, 5164, 7936, 10328, 15872, 20656, 31744, 40021, 41312, 80042, 82624, 160084, 165248, 320168, 330496, 640336, 660992, 1280672, 1321984, 2561344, 5122688, 10245376, 20490752, 40981504]

約数ペア:

[(1, 40981504), (2, 20490752), (4, 10245376), (8, 5122688), (16, 2561344), (31, 1321984), (32, 1280672), (62, 660992), (64, 640336), (124, 330496), (128, 320168), (248, 165248), (256, 160084), (496, 82624), (512, 80042), (992, 41312), (1024, 40021), (1291, 31744), (1984, 20656), (2582, 15872), (3968, 10328), (5164, 7936)]