19702830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5519}}^1$

素因数の和:5553

約数の個数: 64

約数和(自身を含む): 57231360

約数和(自身を除く): 37528530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5519, 11038, 16557, 27595, 33114, 38633, 55190, 77266, 82785, 93823, 115899, 165570, 187646, 193165, 231798, 281469, 386330, 469115, 562938, 579495, 656761, 938230, 1158990, 1313522, 1407345, 1970283, 2814690, 3283805, 3940566, 6567610, 9851415, 19702830]

約数ペア:

[(1, 19702830), (2, 9851415), (3, 6567610), (5, 3940566), (6, 3283805), (7, 2814690), (10, 1970283), (14, 1407345), (15, 1313522), (17, 1158990), (21, 938230), (30, 656761), (34, 579495), (35, 562938), (42, 469115), (51, 386330), (70, 281469), (85, 231798), (102, 193165), (105, 187646), (119, 165570), (170, 115899), (210, 93823), (238, 82785), (255, 77266), (357, 55190), (510, 38633), (595, 33114), (714, 27595), (1190, 16557), (1785, 11038), (3570, 5519)]