22215680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4339}}^1$

素因数の和:4364

約数の個数: 44

約数和(自身を含む): 53303880

約数和(自身を除く): 31088200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4339, 5120, 8678, 17356, 21695, 34712, 43390, 69424, 86780, 138848, 173560, 277696, 347120, 555392, 694240, 1110784, 1388480, 2221568, 2776960, 4443136, 5553920, 11107840, 22215680]

約数ペア:

[(1, 22215680), (2, 11107840), (4, 5553920), (5, 4443136), (8, 2776960), (10, 2221568), (16, 1388480), (20, 1110784), (32, 694240), (40, 555392), (64, 347120), (80, 277696), (128, 173560), (160, 138848), (256, 86780), (320, 69424), (512, 43390), (640, 34712), (1024, 21695), (1280, 17356), (2560, 8678), (4339, 5120)]