199442980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53327}}^1$

素因数の和:53364

約数の個数: 48

約数和(自身を含む): 483791616

約数和(自身を除く): 284348636

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 53327, 106654, 213308, 266635, 533270, 586597, 906559, 1066540, 1173194, 1813118, 2346388, 2932985, 3626236, 4532795, 5865970, 9065590, 9972149, 11731940, 18131180, 19944298, 39888596, 49860745, 99721490, 199442980]

約数ペア:

[(1, 199442980), (2, 99721490), (4, 49860745), (5, 39888596), (10, 19944298), (11, 18131180), (17, 11731940), (20, 9972149), (22, 9065590), (34, 5865970), (44, 4532795), (55, 3626236), (68, 2932985), (85, 2346388), (110, 1813118), (170, 1173194), (187, 1066540), (220, 906559), (340, 586597), (374, 533270), (748, 266635), (935, 213308), (1870, 106654), (3740, 53327)]