30377428

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 56913780

約数和(自身を除く): 26536352

約数列:

[1, 2, 4, 19, 38, 76, 109, 193, 218, 361, 386, 436, 722, 772, 1444, 2071, 3667, 4142, 7334, 8284, 14668, 21037, 39349, 42074, 69673, 78698, 84148, 139346, 157396, 278692, 399703, 799406, 1598812, 7594357, 15188714, 30377428]

約数ペア:

[(1, 30377428), (2, 15188714), (4, 7594357), (19, 1598812), (38, 799406), (76, 399703), (109, 278692), (193, 157396), (218, 139346), (361, 84148), (386, 78698), (436, 69673), (722, 42074), (772, 39349), (1444, 21037), (2071, 14668), (3667, 8284), (4142, 7334)]