22745620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 50295168

約数和(自身を除く): 27549548

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 251, 394, 460, 502, 788, 985, 1004, 1255, 1970, 2510, 3940, 4531, 5020, 5773, 9062, 11546, 18124, 22655, 23092, 28865, 45310, 49447, 57730, 90620, 98894, 115460, 197788, 247235, 494470, 988940, 1137281, 2274562, 4549124, 5686405, 11372810, 22745620]

約数ペア:

[(1, 22745620), (2, 11372810), (4, 5686405), (5, 4549124), (10, 2274562), (20, 1137281), (23, 988940), (46, 494470), (92, 247235), (115, 197788), (197, 115460), (230, 98894), (251, 90620), (394, 57730), (460, 49447), (502, 45310), (788, 28865), (985, 23092), (1004, 22655), (1255, 18124), (1970, 11546), (2510, 9062), (3940, 5773), (4531, 5020)]