7154829680

素因数分解:

$2^4\times 5^1\times {\mathrm{89435371}}^1$

素因数の和:89435384

約数の個数: 20

約数和(自身を含む): 16634979192

約数和(自身を除く): 9480149512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89435371, 178870742, 357741484, 447176855, 715482968, 894353710, 1430965936, 1788707420, 3577414840, 7154829680]

約数ペア:

[(1, 7154829680), (2, 3577414840), (4, 1788707420), (5, 1430965936), (8, 894353710), (10, 715482968), (16, 447176855), (20, 357741484), (40, 178870742), (80, 89435371)]