545348540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{40637}}^1$

素因数の和:40718

約数の個数: 48

約数和(自身を含む): 1269856224

約数和(自身を除く): 724507684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 40637, 81274, 162548, 203185, 406370, 447007, 812740, 894014, 1788028, 2235035, 2478857, 4470070, 4957714, 8940140, 9915428, 12394285, 24788570, 27267427, 49577140, 54534854, 109069708, 136337135, 272674270, 545348540]

約数ペア:

[(1, 545348540), (2, 272674270), (4, 136337135), (5, 109069708), (10, 54534854), (11, 49577140), (20, 27267427), (22, 24788570), (44, 12394285), (55, 9915428), (61, 8940140), (110, 4957714), (122, 4470070), (220, 2478857), (244, 2235035), (305, 1788028), (610, 894014), (671, 812740), (1220, 447007), (1342, 406370), (2684, 203185), (3355, 162548), (6710, 81274), (13420, 40637)]