4489273720

素因数分解:

$2^3\times 5^1\times {\mathrm{6907}}^1\times {\mathrm{16249}}^1$

素因数の和:23167

約数の個数: 32

約数和(自身を含む): 10102950000

約数和(自身を除く): 5613676280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6907, 13814, 16249, 27628, 32498, 34535, 55256, 64996, 69070, 81245, 129992, 138140, 162490, 276280, 324980, 649960, 112231843, 224463686, 448927372, 561159215, 897854744, 1122318430, 2244636860, 4489273720]

約数ペア:

[(1, 4489273720), (2, 2244636860), (4, 1122318430), (5, 897854744), (8, 561159215), (10, 448927372), (20, 224463686), (40, 112231843), (6907, 649960), (13814, 324980), (16249, 276280), (27628, 162490), (32498, 138140), (34535, 129992), (55256, 81245), (64996, 69070)]