3998930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 8164800

約数和(自身を除く): 4165870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 1619, 2470, 3238, 8095, 16190, 21047, 30761, 42094, 61522, 105235, 153805, 210470, 307610, 399893, 799786, 1999465, 3998930]

約数ペア:

[(1, 3998930), (2, 1999465), (5, 799786), (10, 399893), (13, 307610), (19, 210470), (26, 153805), (38, 105235), (65, 61522), (95, 42094), (130, 30761), (190, 21047), (247, 16190), (494, 8095), (1235, 3238), (1619, 2470)]