40188416

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1552

約数の個数: 40

約数和(自身を含む): 81868644

約数和(自身を除く): 41680228

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 512, 848, 1481, 1696, 2962, 3392, 5924, 6784, 11848, 13568, 23696, 27136, 47392, 78493, 94784, 156986, 189568, 313972, 379136, 627944, 758272, 1255888, 2511776, 5023552, 10047104, 20094208, 40188416]

約数ペア:

[(1, 40188416), (2, 20094208), (4, 10047104), (8, 5023552), (16, 2511776), (32, 1255888), (53, 758272), (64, 627944), (106, 379136), (128, 313972), (212, 189568), (256, 156986), (424, 94784), (512, 78493), (848, 47392), (1481, 27136), (1696, 23696), (2962, 13568), (3392, 11848), (5924, 6784)]