2032640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{397}}^1$

素因数の和:422

約数の個数: 44

約数和(自身を含む): 4888236

約数和(自身を除く): 2855596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 397, 512, 640, 794, 1024, 1280, 1588, 1985, 2560, 3176, 3970, 5120, 6352, 7940, 12704, 15880, 25408, 31760, 50816, 63520, 101632, 127040, 203264, 254080, 406528, 508160, 1016320, 2032640]

約数ペア:

[(1, 2032640), (2, 1016320), (4, 508160), (5, 406528), (8, 254080), (10, 203264), (16, 127040), (20, 101632), (32, 63520), (40, 50816), (64, 31760), (80, 25408), (128, 15880), (160, 12704), (256, 7940), (320, 6352), (397, 5120), (512, 3970), (640, 3176), (794, 2560), (1024, 1985), (1280, 1588)]