207809840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19531}}^1$

素因数の和:19570

約数の個数: 80

約数和(自身を含む): 581272320

約数和(自身を除く): 373462480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 19531, 39062, 78124, 97655, 136717, 156248, 195310, 273434, 312496, 371089, 390620, 546868, 683585, 742178, 781240, 1093736, 1367170, 1484356, 1562480, 1855445, 2187472, 2597623, 2734340, 2968712, 3710890, 5195246, 5468680, 5937424, 7421780, 10390492, 10937360, 12988115, 14843560, 20780984, 25976230, 29687120, 41561968, 51952460, 103904920, 207809840]

約数ペア:

[(1, 207809840), (2, 103904920), (4, 51952460), (5, 41561968), (7, 29687120), (8, 25976230), (10, 20780984), (14, 14843560), (16, 12988115), (19, 10937360), (20, 10390492), (28, 7421780), (35, 5937424), (38, 5468680), (40, 5195246), (56, 3710890), (70, 2968712), (76, 2734340), (80, 2597623), (95, 2187472), (112, 1855445), (133, 1562480), (140, 1484356), (152, 1367170), (190, 1093736), (266, 781240), (280, 742178), (304, 683585), (380, 546868), (532, 390620), (560, 371089), (665, 312496), (760, 273434), (1064, 195310), (1330, 156248), (1520, 136717), (2128, 97655), (2660, 78124), (5320, 39062), (10640, 19531)]