4080281567920

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{305410297}}^1$

素因数の和:305410477

約数の個数: 40

約数和(自身を含む): 9543460991904

約数和(自身を除く): 5463179423984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 305410297, 610820594, 1221641188, 1527051485, 2443282376, 3054102970, 4886564752, 6108205940, 12216411880, 24432823760, 51003519599, 102007039198, 204014078396, 255017597995, 408028156792, 510035195990, 816056313584, 1020070391980, 2040140783960, 4080281567920]

約数ペア:

[(1, 4080281567920), (2, 2040140783960), (4, 1020070391980), (5, 816056313584), (8, 510035195990), (10, 408028156792), (16, 255017597995), (20, 204014078396), (40, 102007039198), (80, 51003519599), (167, 24432823760), (334, 12216411880), (668, 6108205940), (835, 4886564752), (1336, 3054102970), (1670, 2443282376), (2672, 1527051485), (3340, 1221641188), (6680, 610820594), (13360, 305410297)]