19358580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18979}}^1$

素因数の和:19008

約数の個数: 48

約数和(自身を含む): 57395520

約数和(自身を除く): 38036940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18979, 37958, 56937, 75916, 94895, 113874, 189790, 227748, 284685, 322643, 379580, 569370, 645286, 967929, 1138740, 1290572, 1613215, 1935858, 3226430, 3871716, 4839645, 6452860, 9679290, 19358580]

約数ペア:

[(1, 19358580), (2, 9679290), (3, 6452860), (4, 4839645), (5, 3871716), (6, 3226430), (10, 1935858), (12, 1613215), (15, 1290572), (17, 1138740), (20, 967929), (30, 645286), (34, 569370), (51, 379580), (60, 322643), (68, 284685), (85, 227748), (102, 189790), (170, 113874), (204, 94895), (255, 75916), (340, 56937), (510, 37958), (1020, 18979)]