28901810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11159}}^1$

素因数の和:11210

約数の個数: 32

約数和(自身を含む): 61067520

約数和(自身を除く): 32165710

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 11159, 22318, 55795, 78113, 111590, 156226, 390565, 412883, 781130, 825766, 2064415, 2890181, 4128830, 5780362, 14450905, 28901810]

約数ペア:

[(1, 28901810), (2, 14450905), (5, 5780362), (7, 4128830), (10, 2890181), (14, 2064415), (35, 825766), (37, 781130), (70, 412883), (74, 390565), (185, 156226), (259, 111590), (370, 78113), (518, 55795), (1295, 22318), (2590, 11159)]