22145920

素因数分解:

$2^7\times 5^1\times {\mathrm{34603}}^1$

素因数の和:34622

約数の個数: 32

約数和(自身を含む): 52944120

約数和(自身を除く): 30798200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 34603, 69206, 138412, 173015, 276824, 346030, 553648, 692060, 1107296, 1384120, 2214592, 2768240, 4429184, 5536480, 11072960, 22145920]

約数ペア:

[(1, 22145920), (2, 11072960), (4, 5536480), (5, 4429184), (8, 2768240), (10, 2214592), (16, 1384120), (20, 1107296), (32, 692060), (40, 553648), (64, 346030), (80, 276824), (128, 173015), (160, 138412), (320, 69206), (640, 34603)]