20278110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39761}}^1$

素因数の和:39788

約数の個数: 32

約数和(自身を含む): 51531552

約数和(自身を除く): 31253442

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 39761, 79522, 119283, 198805, 238566, 397610, 596415, 675937, 1192830, 1351874, 2027811, 3379685, 4055622, 6759370, 10139055, 20278110]

約数ペア:

[(1, 20278110), (2, 10139055), (3, 6759370), (5, 4055622), (6, 3379685), (10, 2027811), (15, 1351874), (17, 1192830), (30, 675937), (34, 596415), (51, 397610), (85, 238566), (102, 198805), (170, 119283), (255, 79522), (510, 39761)]