90748940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1823}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 202245120

約数和(自身を除く): 111496180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1823, 2489, 2620, 3646, 4978, 7292, 9115, 9956, 12445, 18230, 24890, 34637, 36460, 49780, 69274, 138548, 173185, 238813, 346370, 477626, 692740, 955252, 1194065, 2388130, 4537447, 4776260, 9074894, 18149788, 22687235, 45374470, 90748940]

約数ペア:

[(1, 90748940), (2, 45374470), (4, 22687235), (5, 18149788), (10, 9074894), (19, 4776260), (20, 4537447), (38, 2388130), (76, 1194065), (95, 955252), (131, 692740), (190, 477626), (262, 346370), (380, 238813), (524, 173185), (655, 138548), (1310, 69274), (1823, 49780), (2489, 36460), (2620, 34637), (3646, 24890), (4978, 18230), (7292, 12445), (9115, 9956)]