20072470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{727}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 19554026

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 727, 1255, 1454, 2510, 2761, 3635, 5522, 7270, 7997, 13805, 15994, 27610, 39985, 79970, 182477, 364954, 912385, 1824770, 2007247, 4014494, 10036235, 20072470]

約数ペア:

[(1, 20072470), (2, 10036235), (5, 4014494), (10, 2007247), (11, 1824770), (22, 912385), (55, 364954), (110, 182477), (251, 79970), (502, 39985), (727, 27610), (1255, 15994), (1454, 13805), (2510, 7997), (2761, 7270), (3635, 5522)]