27663430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 53766720

約数和(自身を除く): 26103290

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 97, 158, 190, 194, 361, 395, 485, 722, 790, 970, 1501, 1805, 1843, 3002, 3610, 3686, 7505, 7663, 9215, 15010, 15326, 18430, 28519, 35017, 38315, 57038, 70034, 76630, 142595, 145597, 175085, 285190, 291194, 350170, 727985, 1455970, 2766343, 5532686, 13831715, 27663430]

約数ペア:

[(1, 27663430), (2, 13831715), (5, 5532686), (10, 2766343), (19, 1455970), (38, 727985), (79, 350170), (95, 291194), (97, 285190), (158, 175085), (190, 145597), (194, 142595), (361, 76630), (395, 70034), (485, 57038), (722, 38315), (790, 35017), (970, 28519), (1501, 18430), (1805, 15326), (1843, 15010), (3002, 9215), (3610, 7663), (3686, 7505)]