18454520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3877}}^1$

素因数の和:3912

約数の個数: 64

約数和(自身を含む): 50258880

約数和(自身を除く): 31804360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 3877, 4760, 7754, 15508, 19385, 27139, 31016, 38770, 54278, 65909, 77540, 108556, 131818, 135695, 155080, 217112, 263636, 271390, 329545, 461363, 527272, 542780, 659090, 922726, 1085560, 1318180, 1845452, 2306815, 2636360, 3690904, 4613630, 9227260, 18454520]

約数ペア:

[(1, 18454520), (2, 9227260), (4, 4613630), (5, 3690904), (7, 2636360), (8, 2306815), (10, 1845452), (14, 1318180), (17, 1085560), (20, 922726), (28, 659090), (34, 542780), (35, 527272), (40, 461363), (56, 329545), (68, 271390), (70, 263636), (85, 217112), (119, 155080), (136, 135695), (140, 131818), (170, 108556), (238, 77540), (280, 65909), (340, 54278), (476, 38770), (595, 31016), (680, 27139), (952, 19385), (1190, 15508), (2380, 7754), (3877, 4760)]