408076528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{10247}}^1$

素因数の和:10405

約数の個数: 40

約数和(自身を含む): 838696320

約数和(自身を除く): 430619792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 9956, 10247, 19912, 20494, 39824, 40988, 81976, 163952, 194693, 389386, 778772, 1342357, 1557544, 2684714, 3115088, 5369428, 10738856, 21477712, 25504783, 51009566, 102019132, 204038264, 408076528]

約数ペア:

[(1, 408076528), (2, 204038264), (4, 102019132), (8, 51009566), (16, 25504783), (19, 21477712), (38, 10738856), (76, 5369428), (131, 3115088), (152, 2684714), (262, 1557544), (304, 1342357), (524, 778772), (1048, 389386), (2096, 194693), (2489, 163952), (4978, 81976), (9956, 40988), (10247, 39824), (19912, 20494)]