28398045340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1499}}^1\times {\mathrm{135319}}^1$

素因数の和:136834

約数の個数: 48

約数和(自身を含む): 68201280000

約数和(自身を除く): 39803234660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1499, 2998, 5996, 7495, 10493, 14990, 20986, 29980, 41972, 52465, 104930, 135319, 209860, 270638, 541276, 676595, 947233, 1353190, 1894466, 2706380, 3788932, 4736165, 9472330, 18944660, 202843181, 405686362, 811372724, 1014215905, 1419902267, 2028431810, 2839804534, 4056863620, 5679609068, 7099511335, 14199022670, 28398045340]

約数ペア:

[(1, 28398045340), (2, 14199022670), (4, 7099511335), (5, 5679609068), (7, 4056863620), (10, 2839804534), (14, 2028431810), (20, 1419902267), (28, 1014215905), (35, 811372724), (70, 405686362), (140, 202843181), (1499, 18944660), (2998, 9472330), (5996, 4736165), (7495, 3788932), (10493, 2706380), (14990, 1894466), (20986, 1353190), (29980, 947233), (41972, 676595), (52465, 541276), (104930, 270638), (135319, 209860)]