21930560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3607}}^1$

素因数の和:3643

約数の個数: 56

約数和(自身を含む): 54985920

約数和(自身を除く): 33055360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3607, 6080, 7214, 14428, 18035, 28856, 36070, 57712, 68533, 72140, 115424, 137066, 144280, 230848, 274132, 288560, 342665, 548264, 577120, 685330, 1096528, 1154240, 1370660, 2193056, 2741320, 4386112, 5482640, 10965280, 21930560]

約数ペア:

[(1, 21930560), (2, 10965280), (4, 5482640), (5, 4386112), (8, 2741320), (10, 2193056), (16, 1370660), (19, 1154240), (20, 1096528), (32, 685330), (38, 577120), (40, 548264), (64, 342665), (76, 288560), (80, 274132), (95, 230848), (152, 144280), (160, 137066), (190, 115424), (304, 72140), (320, 68533), (380, 57712), (608, 36070), (760, 28856), (1216, 18035), (1520, 14428), (3040, 7214), (3607, 6080)]