200961290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{2719}}^1$

素因数の和:3134

約数の個数: 32

約数和(自身を含む): 381888000

約数和(自身を除く): 180926710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 778, 1945, 2719, 3890, 5438, 7391, 13595, 14782, 27190, 36955, 51661, 73910, 103322, 258305, 516610, 1057691, 2115382, 5288455, 10576910, 20096129, 40192258, 100480645, 200961290]

約数ペア:

[(1, 200961290), (2, 100480645), (5, 40192258), (10, 20096129), (19, 10576910), (38, 5288455), (95, 2115382), (190, 1057691), (389, 516610), (778, 258305), (1945, 103322), (2719, 73910), (3890, 51661), (5438, 36955), (7391, 27190), (13595, 14782)]