1801195220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{16607}}^1$

素因数の和:16673

約数の個数: 96

約数和(自身を含む): 4520033280

約数和(自身を除く): 2718838060

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 145, 170, 187, 220, 290, 319, 340, 374, 493, 580, 638, 748, 935, 986, 1276, 1595, 1870, 1972, 2465, 3190, 3740, 4930, 5423, 6380, 9860, 10846, 16607, 21692, 27115, 33214, 54230, 66428, 83035, 108460, 166070, 182677, 282319, 332140, 365354, 481603, 564638, 730708, 913385, 963206, 1129276, 1411595, 1826770, 1926412, 2408015, 2823190, 3105509, 3653540, 4816030, 5297633, 5646380, 6211018, 8187251, 9632060, 10595266, 12422036, 15527545, 16374502, 21190532, 26488165, 31055090, 32749004, 40936255, 52976330, 62110180, 81872510, 90059761, 105952660, 163745020, 180119522, 360239044, 450298805, 900597610, 1801195220]

約数ペア:

[(1, 1801195220), (2, 900597610), (4, 450298805), (5, 360239044), (10, 180119522), (11, 163745020), (17, 105952660), (20, 90059761), (22, 81872510), (29, 62110180), (34, 52976330), (44, 40936255), (55, 32749004), (58, 31055090), (68, 26488165), (85, 21190532), (110, 16374502), (116, 15527545), (145, 12422036), (170, 10595266), (187, 9632060), (220, 8187251), (290, 6211018), (319, 5646380), (340, 5297633), (374, 4816030), (493, 3653540), (580, 3105509), (638, 2823190), (748, 2408015), (935, 1926412), (986, 1826770), (1276, 1411595), (1595, 1129276), (1870, 963206), (1972, 913385), (2465, 730708), (3190, 564638), (3740, 481603), (4930, 365354), (5423, 332140), (6380, 282319), (9860, 182677), (10846, 166070), (16607, 108460), (21692, 83035), (27115, 66428), (33214, 54230)]