40944640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1$

素因数の和:763

約数の個数: 88

約数和(自身を含む): 107295552

約数和(自身を除く): 66350912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 727, 880, 1024, 1280, 1408, 1454, 1760, 2560, 2816, 2908, 3520, 3635, 5120, 5632, 5816, 7040, 7270, 7997, 11264, 11632, 14080, 14540, 15994, 23264, 28160, 29080, 31988, 39985, 46528, 56320, 58160, 63976, 79970, 93056, 116320, 127952, 159940, 186112, 232640, 255904, 319880, 372224, 465280, 511808, 639760, 744448, 930560, 1023616, 1279520, 1861120, 2047232, 2559040, 3722240, 4094464, 5118080, 8188928, 10236160, 20472320, 40944640]

約数ペア:

[(1, 40944640), (2, 20472320), (4, 10236160), (5, 8188928), (8, 5118080), (10, 4094464), (11, 3722240), (16, 2559040), (20, 2047232), (22, 1861120), (32, 1279520), (40, 1023616), (44, 930560), (55, 744448), (64, 639760), (80, 511808), (88, 465280), (110, 372224), (128, 319880), (160, 255904), (176, 232640), (220, 186112), (256, 159940), (320, 127952), (352, 116320), (440, 93056), (512, 79970), (640, 63976), (704, 58160), (727, 56320), (880, 46528), (1024, 39985), (1280, 31988), (1408, 29080), (1454, 28160), (1760, 23264), (2560, 15994), (2816, 14540), (2908, 14080), (3520, 11632), (3635, 11264), (5120, 7997), (5632, 7270), (5816, 7040)]