420283888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{2423}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 839508768

約数和(自身を除く): 419224880

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 293, 296, 586, 592, 1172, 2344, 2423, 4688, 4846, 9692, 10841, 19384, 21682, 38768, 43364, 86728, 89651, 173456, 179302, 358604, 709939, 717208, 1419878, 1434416, 2839756, 5679512, 11359024, 26267743, 52535486, 105070972, 210141944, 420283888]

約数ペア:

[(1, 420283888), (2, 210141944), (4, 105070972), (8, 52535486), (16, 26267743), (37, 11359024), (74, 5679512), (148, 2839756), (293, 1434416), (296, 1419878), (586, 717208), (592, 709939), (1172, 358604), (2344, 179302), (2423, 173456), (4688, 89651), (4846, 86728), (9692, 43364), (10841, 38768), (19384, 21682)]