42890240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{8377}}^1$

素因数の和:8402

約数の個数: 44

約数和(自身を含む): 102898596

約数和(自身を除く): 60008356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 8377, 16754, 33508, 41885, 67016, 83770, 134032, 167540, 268064, 335080, 536128, 670160, 1072256, 1340320, 2144512, 2680640, 4289024, 5361280, 8578048, 10722560, 21445120, 42890240]

約数ペア:

[(1, 42890240), (2, 21445120), (4, 10722560), (5, 8578048), (8, 5361280), (10, 4289024), (16, 2680640), (20, 2144512), (32, 1340320), (40, 1072256), (64, 670160), (80, 536128), (128, 335080), (160, 268064), (256, 167540), (320, 134032), (512, 83770), (640, 67016), (1024, 41885), (1280, 33508), (2560, 16754), (5120, 8377)]