40415968

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 84097440

約数和(自身を除く): 43681472

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 89, 92, 178, 184, 356, 368, 617, 712, 736, 1234, 1424, 2047, 2468, 2848, 4094, 4936, 8188, 9872, 14191, 16376, 19744, 28382, 32752, 54913, 56764, 65504, 109826, 113528, 219652, 227056, 439304, 454112, 878608, 1262999, 1757216, 2525998, 5051996, 10103992, 20207984, 40415968]

約数ペア:

[(1, 40415968), (2, 20207984), (4, 10103992), (8, 5051996), (16, 2525998), (23, 1757216), (32, 1262999), (46, 878608), (89, 454112), (92, 439304), (178, 227056), (184, 219652), (356, 113528), (368, 109826), (617, 65504), (712, 56764), (736, 54913), (1234, 32752), (1424, 28382), (2047, 19744), (2468, 16376), (2848, 14191), (4094, 9872), (4936, 8188)]