79799420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3691}}^1$

素因数の和:3770

約数の個数: 48

約数和(自身を含む): 178633728

約数和(自身を除く): 98834308

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 3691, 4324, 5405, 7382, 10810, 14764, 18455, 21620, 36910, 73820, 84893, 169786, 173477, 339572, 346954, 424465, 693908, 848930, 867385, 1697860, 1734770, 3469540, 3989971, 7979942, 15959884, 19949855, 39899710, 79799420]

約数ペア:

[(1, 79799420), (2, 39899710), (4, 19949855), (5, 15959884), (10, 7979942), (20, 3989971), (23, 3469540), (46, 1734770), (47, 1697860), (92, 867385), (94, 848930), (115, 693908), (188, 424465), (230, 346954), (235, 339572), (460, 173477), (470, 169786), (940, 84893), (1081, 73820), (2162, 36910), (3691, 21620), (4324, 18455), (5405, 14764), (7382, 10810)]