2672540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 6373920

約数和(自身を除く): 3701380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 541, 988, 1082, 1235, 2164, 2470, 2705, 4940, 5410, 7033, 10279, 10820, 14066, 20558, 28132, 35165, 41116, 51395, 70330, 102790, 133627, 140660, 205580, 267254, 534508, 668135, 1336270, 2672540]

約数ペア:

[(1, 2672540), (2, 1336270), (4, 668135), (5, 534508), (10, 267254), (13, 205580), (19, 140660), (20, 133627), (26, 102790), (38, 70330), (52, 51395), (65, 41116), (76, 35165), (95, 28132), (130, 20558), (190, 14066), (247, 10820), (260, 10279), (380, 7033), (494, 5410), (541, 4940), (988, 2705), (1082, 2470), (1235, 2164)]