406640128

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{41801}}^1$

素因数の和:41838

約数の個数: 40

約数和(自身を含む): 855268920

約数和(自身を除く): 448628792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 41801, 83602, 167204, 334408, 668816, 794219, 1337632, 1588438, 2675264, 3176876, 5350528, 6353752, 10701056, 12707504, 21402112, 25415008, 50830016, 101660032, 203320064, 406640128]

約数ペア:

[(1, 406640128), (2, 203320064), (4, 101660032), (8, 50830016), (16, 25415008), (19, 21402112), (32, 12707504), (38, 10701056), (64, 6353752), (76, 5350528), (128, 3176876), (152, 2675264), (256, 1588438), (304, 1337632), (512, 794219), (608, 668816), (1216, 334408), (2432, 167204), (4864, 83602), (9728, 41801)]