201640540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23071}}^1$

素因数の和:23122

約数の個数: 48

約数和(自身を含む): 465131520

約数和(自身を除く): 263490980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 23071, 46142, 92284, 115355, 230710, 438349, 461420, 530633, 876698, 1061266, 1753396, 2122532, 2191745, 2653165, 4383490, 5306330, 8766980, 10082027, 10612660, 20164054, 40328108, 50410135, 100820270, 201640540]

約数ペア:

[(1, 201640540), (2, 100820270), (4, 50410135), (5, 40328108), (10, 20164054), (19, 10612660), (20, 10082027), (23, 8766980), (38, 5306330), (46, 4383490), (76, 2653165), (92, 2191745), (95, 2122532), (115, 1753396), (190, 1061266), (230, 876698), (380, 530633), (437, 461420), (460, 438349), (874, 230710), (1748, 115355), (2185, 92284), (4370, 46142), (8740, 23071)]